CY8151 Important questions Engineering Chemistry 

CY8151 Important questions Engineering Chemistry Regulation 2017 Anna University pdf free download. Engineering Chemistry Important questions CY8151  reg 2017 free pdf download.

Sample CY8151 Important questions Engineering Chemistry

PART-A CY8151 Important questions Engineering Chemistry

1) Why is hardness expressed in terms of calcium carbonate equivalent?

2) What is meant by calgon conditioning?

3) What is an adsorption isotherm?

4) What is acid- base catalysis? Give one example.

5) Compare melting point, eutectic point and triple point

6) Define reduced or condensed phase rule.

7) What is octane number and cetane number? Give an example

8) Define calorific value of a fuel. Give Dulong’s formula?

9) What is primary and secondary battery? Give an example

10) What are super capacitors? Mention some important applications of super capacitors

PART-B CY8151 Important questions Engineering Chemistry

UNIT-I WATER TECHNOLOGY CY8151 Important questions Engineering Chemistry

1) Define the term desalination? Explain the desalination by reverse osmosis with a neat diagram.

2) Explain demineralization process of water softening. Explain the reaction involved

3) Describe the principle and procedure involved in the zeolite process for water treatment.

4) Describe briefly the various methods of internal conditioning of boiler.

5) Explain the determination of hardness by EDTA method.

UNIT-II SURFACE CHEMISTRY AND CATALYSIS CY8151 Important questions Engineering Chemistry

1) Explain the Langmuir Adsorption Isotherm and interpret the results (i) at low pressure, (ii) at high pressure and (iii) normal pressure

2) Explain the Mechanism of Kinetics of acid-base catalysis

3) Explain the contact theory of catalysis

4) Summarize the factors influencing adsorption of gases on solids

UNIT-III PHASE RULE AND ALLOYS CY8151 Important questions Engineering Chemistry

1. Draw and explain the phase diagram of water system

2. Discuss in detail the Lead – Silver system

3. Explain the properties and uses of a. Nichrome and b. Stainless steels.

4. Write note on heat treatment of steel

5. State phase rule and explain the terms involved in it.

Padeepz E-Learning Materials CY8151 Engineering Chemistry

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Subject name	Engineering Chemistry
Subject Code	CY8151
Semester	1
Regulation	2017 Regulation

CY8151 Important questions Engineering Chemistry Click here to download

CY8151 Notes Engineering Chemistry Regulation 2017

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PH8151 Important questions Engineering Physics

PH8151 Important questions Engineering Physics Regulation 2017 Anna University free download. Engineering Physics Important questions PH8151 reg 2017 pdf free download

Sample PH8151 Important questions Engineering Physics:

UNIT-I PROPERTIES OF MATTER PH8151 Important questions Engineering Physics Regulation 2017

1. Describe with necessary theory, the method to determine the Young’s modulus of the material of a rectangular bar by uniform bending. (ii)Write a short note on stress – strain diagram.

2. What is cantilever? Derive an expression for the depression at the free end of a cantilever when the other end is rigidly fixed. Explain I shape girders.

3. Obtain the equation for couple per unit twist when a cylindrical rod is fixed at one end and twisted at the other end. Describe the principle and experiment of the torsional pendulum method for determining the rigidity modulus of the material of the wire.

UNIT-II WAVES AND OPTICS PH8151 Important questions Engineering Physics Regulation 2017

1. Derive an expression for differential equation for forced oscillations and obtain its solution. Discuss the different cases involved. Discuss the application of forced oscillation.

2. Derive an expression for differential equation for damped oscillations and obtain its solution. Discuss the different cases involved and their applications.

3. Explain the construction and working of a Homojunction and Heterojunction semiconductor semiconductor laser.

4. Discuss in detail the classification of optical fibers on the basis of material, mode and refractive index profile.

5. Explain the propagation of light through optical fiber. Explain the construction and working of displacement and temperature fiber optic sensors.

UNIT-III THERMAL PHYSICS PH8151 Important questions Engineering Physics Regulation 2017

1. Describe Lee’s disc method and Forbe’s method of determining coefficient of thermal conductivity of a material.

2. Derive an expression for flow of heat through compound media i) series ii) parallel

3. Write a short note on (i) Expansion joints in buildings (ii) bimetallic strips in thermostats.

Subject name	Engineering Physics
Subject Code	PH8151
Semester	1
Regulation	2017 Regulation

PH8151 Important questions Engineering Physics Click here to download

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MA8151 Important questions Engineering Mathematics 1

MA8151 Important questions Engineering Mathematics 1 Regulation 2017 Anna University free download. Engineering Mathematics 1 Important questions MA8151 pdf download free.

Sample MA8151 Important questions Engineering Mathematics 1:

 

PART-A MA8151 Important questions Engineering Mathematics 1

1. Find the domain and range of the function ?(?) = 1 ?2−?
2. Evaluate lim ?→2 ?2−5?+6 ?2+4
3. Show that lim ?→0|?| = 0
4. Where are of the function discontinues?         21 2 2 2 ) ( 2 ifx ifx x x x x f (MA8151 Important questions Engineering Mathematics 1)
5. Find ?? ?? if y = (2?3 + 3)( ?4 − 2?)
6. Find the equation of the tangent line to ? = 3? at (3,1)
7. Find ?′ if y = ???? 1−????
8. Find the critical point of ?(?) = ?3 + ?2 − ?

PART-B MA8151 Important questions Engineering Mathematics 1

1. Find the domain and range and sketch the graph of the function ?(?) = √? + 2
2. Evaluate lim ℎ→0 (3+ℎ)2−9 ℎ
3. Show that lim ?→0 ?2 ??? 1? = 0 using sandwich theorem.
4. Where the function ?(?) = ???? + ???−1? ?2−1 is continues?
5. Find ?? ?? if ? = sin (cos(????))
6. Find ?? ?? if sin(? + ?) = ?2???? (MA8151 Important questions Engineering Mathematics 1)
7. Find the absolute maximum and absolute minimum value of the function ?(?) = ?3 − 3?2 + 1 ?? 12 ≤ ? ≤ 4
8. Discuss the curve ?(?) = ?4 − 4?3 with respect to the local maximum and local minimum, concavity and the point of inflection.
9. If w =f ( ? − ?, ? − ?, ? − ? ) then show that . 0          zw yw xw
10. If z =f(x,y), Where , Prove that uv y v u x 2, 2 2    ) )( ( 42 2 2 2 2 2 2 2 2 2 yz xz v u vz uz        
11. If prove that          yx y x u 2 2 1 sin u yu y xu x tan    
12. Find the Jacobian of y1, y2, y3 with respect to x1, x2, x3 if , , . 1 3 2 1 xx x y  23 1 2 xx x y  3 1 2 3 xx x y  (MA8151 Important questions Engineering Mathematics 1)
13. Find the Taylor’s series expansion of ex cosy in the neighborhood of the point (1, π/4) upto the third degree terms
14. Expand ex log(1 + y) in powers of x and y upto terms of 3rd degree using Taylor’s expansion
15. Examine the function f(x, y) = x3 y2 (12 – x – y) for extreme values. (MA8151 Important questions Engineering Mathematics 1)
16. A rectangular box open at the top is to have a volume 32 c.c. Find the dimensions of the box requiring least material for its construction. 

Subject name	Engineering Mathematics 1
Subject Code	MA8151
Semester	1
Regulation	2017 Regulation

MA8151 Important questions Engineering Mathematics 1 Click here to download

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HS8151 Important questions Communicative English Regulation 2017 Anna University

HS8151 Important questions Communicative English Regulation 2017 Anna University free download. Communicative English Important questions HS8151 pdf download free.

Sample HS8151 Important questions Communicative English

1. Write a letter to your friend inviting him to your college cultural festival.

2. Write a letter to your father describing a recent cricket match in which your
side won.

3. Write a letter to your mother sharing your Hostel life experience.

4. You are enrolled in the college N.S.S /YRC team. As part of the programme,
you had done social service activities. Share your experience with your friend
who is studying in another college. Write a letter about the activities. HS8151 Important questions Communicative English

5. As students from a professional college, you are aware of the importance of
reading to improve your knowledge. Write a letter to your father requesting
him to send some money to buy some books. State what type of books you
have to buy.

6. You are enrolled in the college Youth Red Cross team. As part of the programme, a Blood Donation Camp was organized and many young boys and girls came forward to donate blood. Write a letter to your friend about this
incident and say how it was an enriching experience.

7. A book exhibition is organized in your town/city, you are planning to visit the
exhibition and buy a dictionary and some story books to read. Write a letter to
your father about the books you are planning to buy, their usefulness and
request him to send adequate money for the same. HS8151 Important questions Communicative English

8. Discuss in two paragraphs of 200 words each on how tourist destinations
have been adversely affected by tourism and about what can be done to
restore them?

Subject name	COMMUNICATIVE ENGLISH
Subject Code	HS8151
Semester	1
Regulation	2017 Regulation

HS8151 Important questions Communicative English Click here to download

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GE8292 Important 16 Mark Questions ENGINEERING MECHANICS EM 

Ge8292 Important 16 Mark Questions Engineering mechanics EM Regulation 2017 Anna University free download. Engineering mechanics Important 16 Mark Questions EM Ge8292 pdf free download.

Sample Ge8292 Important 16 Mark Questions Engineering mechanics EM

Part B Questions Ge8292 Important 16 Mark Questions Engineering mechanics EM

1. Two cylinders, having weight WA = 2000N and WB = 1000 N
are resting on smooth inclined planes having inclination 60* and
45ᵒ with the horizontal respectively as shown in figure. They are
connected by a weightless bar AB with hinge connections. The
bar AB makes 15 ᵒ angle with the horizontal. Find the magnitude
of the force P required to hold the system in equilibrium.

2. (i)Four forces act on a bolt A as shown below. Determine the
resultant of the forces on the bolt. (8) (Ge8292 Important 16 Mark Questions Engineering mechanics EM)

(ii)Predict the tension in each cable for the given Figure. (5)

3. (i ) Consider the 75 kg crate shown in the diagram. This crate was
lying between two buildings and it is now being lifted onto a
truck, which will remove it. The crate is supported by a vertical
cable, which is joined at A to two ropes which pass over pulleys
attached to the buildings at B and C. Determined the tension in
each of the ropes AB and AC. (5) (Ge8292 Important 16 Mark Questions Engineering mechanics EM)

(ii) )A force P is applied at ‘O’ to the string AOB as shown in fig.
If the tension in each part of string is 50 N, Find the direction and
magnitude of force P for equilibrium conditions. (8) (Ge8292 Important 16 Mark Questions Engineering mechanics EM)

4. Determine the magnitude and direction of force F shown in figure
so that particle ‘O’ is in equilibrium.

5. A cylindrical roller has a weight of 10kN and it is being pulled
by a force which is inclined at 30˚ with the horizontal as shown in
fig. While moving it comes across an obstacle of 10cm height.
Predict the forcerequired to cross this obstacle when the diameter
of the roller is 70cm. (5) (Ge8292 Important 16 Mark Questions Engineering mechanics EM)

Subject name	ENGINEERING MECHANICS
Semester	2
Regulation	2017 regulation

Ge8292 Important 16 Mark Questions Engineering mechanics EM Click Here to Download

GE8292 Important Questions ENGINEERING MECHANICS EM 

Ge8292 Important Questions Engineering mechanics EM Regulation 2017 Anna University free download. Engineering mechanics Important Questions EM Ge8292 pdf free download.

Sample GE8292 Important Questions ENGINEERING MECHANICS EM

1. Resolve the 100N force acting 30° to horizontal into two
components, one along horizontal and other along 120° to
horizontal BT-6 Creating

2. State the Second Law of Newton. BT-1 Remembering

3. Write the equations of equilibrium of a coplanar system of forces. BT-1 Remembering (Ge8292 Important Questions Engineering mechanics)

4. State Lami’s theorem with a neat sketch? BT-1 Remembering

5. State the Parallelogram law of forces? BT-1 Remembering

6. State the triangular law of forces? BT-1 Remembering

7. Define principle of transmissibility. BT-1 Remembering

8. Distinguish the following system of forces with a suitable sketch.
a) Coplanar b) Collinear. BT-2 Understanding (Ge8292 Important Questions Engineering mechanics)

9. Find the resultant of Concurrent forces F̄ 1 = 2i+3j-4k ,
F̄2 = 5i-4j+6k & F̄ 3 = -2i+3j-2k.
BT-2 Understanding

10. What differences exist between Kinetics and Kinematics. BT-2 Understanding

11. State the Gravitational Law of Newton. BT-2 Understanding

12. Solve the following: A force vector F= 700i + 1500j is applied to a
bolt. Determine the magnitude of the force and angle it forms with
the horizontal. BT-3 Applying (Ge8292 Important Questions Engineering mechanics)

13. Solve the following: A force of magnitude 50 KN is acting along
the line joining A (2,0,6) and B (3,-2,0)m. Write the vector form of the force.
BT-3 Applying

14. Solve the following: Two forces of magnitude 50 KN and 80 KN
are acting on a particle, such that the angle between the two is
135°. If both the force are acting away from the particle, calculate the resultant and find its direction. (Ge8292 Important Questions Engineering mechanics)

15. Compare ‘Resultant’ and ‘Equilibrant’ BT-4 Analysing

16. Compare and contrast between particle and rigid body BT-4 Analysing

17. State the Polygon Law of forces. BT-4 Analysing

18. Find the resultant and direction of Force F̄ = 3i-4j. BT-5 Evaluating

19. Imagine if the resultant of an 800N force acting towards eastern direction and a 500N force acting towards north eastern direction BT-5 Evaluating (Ge8292 Important Questions Engineering mechanics)

20. A force of 500N forms angle 60°,45° & 120° respectively x, y, z
axes. Write the force in vector form.

Subject name	ENGINEERING MECHANICS
Semester	2
Regulation	2017 regulation

Ge8292 Important Questions Engineering mechanics EM Click Here to Download

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HS8251 Important questions Technical English 

HS8251 Important questions Technical English Regulation 2017 Anna University free download. Technical English Important questions HS8251 pdf free download.

Sample HS8251 Important questions Technical English:

UNIT 1

Part A

I. Purpose Statements

II . Extended Definition

III. Subject Verb agreement

IV. Compound Words

Part B (hs8251 important questions technical english)

I . Writing Instructions

II. Checklist

III. Recommendations

Instructions

1. Write a set of eight instructions to be followed by a pedestrian

2. Write a set of eight instructions to be followed to save petrol

3. Write a set of eight instructions to be followed in a library

4. Write a set of eight instructions to be followed to save Electricity

5. Write a set of eight instructions to control air pollution in metropolitan cities like
Chennai. (hs8251 important questions technical english)

6. Write a set of eight instructions to maintain a vehicle in good working condition.

7. Write a set of eight instructions to save water.

8. Write a set of eight instructions to be followed in a Chemistry Lab.

9. Write a set of eight instructions to maintain a computer in good condition.

10.Write a set of eight instructions to be followed by a student while writing the University Examination.

II Checklists (hs8251 important questions technical english)

1. Imagine that you have to go to Bangalore to attend an interview. Make an eight
item Check List.

2. You have decided to go on a weeklong tour with all your family members.
Prepare a checklist that consists of eight-item that are to be checked before you
leave the house.

3. You are a company executive. You are proceeding on a business trip abroad.
Prepare a checklist of at least eight important items to ensure the smooth
functioning of the company in your absence. (hs8251 important questions technical english)

4. Your family is about to leave for Ooty on a two-week holiday. Your father has
asked you to prepare a checklist of things to be done before you leave the house.
Prepare an eight-item checklist to give your father. Remember to give a title to
your checklist.

5. Imagine that you have to go to New Delhi to appear for an interview. Make an
eight-item checklist with a proper title for your reference. (hs8251 important questions technical english)

Subject name	TECHNICAL ENGLISH
Subject Code	HS8251
Semester	2
Regulation	2017 Regulation

HS8251 Important questions TECHNICAL ENGLISH click here to download

HS8251 Syllabus TECHNICAL ENGLISH

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MA8251 Important 16 mark questions ENGINEERING MATHEMATICS 2

MA8251 Important 16 Mark questions ENGINEERING MATHEMATICS 2 Regulation 2017 Anna University free download. ENGINEERING MATHEMATICS 2 MA8251 Important 16 Mark questions pdf free download.

Sample MA8251 Important 16 Mark questions ENGINEERING MATHEMATICS 2: 

1. Reduce the quadratic form 8×2+7y2+3z2-12xy+4xz-8yz into canonical
   form by orthogonal reduction and find its nature.
2. Calculate the angle between the normals to the surface 2 xy  z at the
   points (4,1,2) and(3,3,-3). (MA8251 Important 16 Mark questions Engineering Mathematics 2)
3. Find the value of n such that ??? is both solenoidal and irrotational
4. Formulate the image of |? + ?| = ? under the map ? = ?/?. BTL
5. Show that the transformation ? =
   ?
   ? maps, in general, circles and
   straight lines into circles and straight lines. Point out the circles
   and straight lines are transformed into straight lines and circles
   respectively. (MA8251 Important 16 Mark questions Engineering Mathematics 2)
6. Solve the bilinear transformation that maps the point ?? = ?,
   ?? = −?, ?? = ?into the points ?? = ?, ?? = ?, ?? = ∞
   respectively (MA8251 Important 16 Mark questions Engineering Mathematics 2)
7. Identify the bilinear transformation that maps ? + ?, −?,
   ? − ? at the z-plane into the points ?, ?, ? of the w-plane.
8. Identify the bilinear mapping which maps ?, ?, −? of the z-plane
   onto ?, ?, ∞ of the w-plane. Show that the transformation maps the
   interior of the unit circle of the z-plane onto the upper half of the
   w-plane.
9. If ? = ???, ?? + ????, ?? is an analytic function , show that the
   curves of the family ???, ?? = ? and the curves of the family
   ???, ?? = ?, cut orthogonally where ? and ? are varying
   constants.  (MA8251 Important 16 Mark questions Engineering Mathematics 2)
10. Identify the Laplace Transform of the function [? ????? ??? ??]

Subject name	ENGINEERING MATHEMATICS 2
Subject Code	MA8251
Regulation	2017 Regulation

MA8251 Important 16 Mark questions ENGINEERING MATHEMATICS 2 Click here to download

MA8251 ENGINEERING MATHEMATICS 2 important questions

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BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering

BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering Regulation 2017 Anna University free download. Basic Electrical Electronics and Measurement Engineering important 16 Mark questions BE8255 BEEME Pdf Free Download.

Sample BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering

1 Explain with the help of a sketch, the constructional features of a
dc machine and briefly describe the functions of armature core,
commutator and brushes. (13)

2 (i) Briefly explain about the principle of operation of DC
generator.(6)
(ii) Arrive at an Emf equation of DC generator. (7)

3 A six-pole, lap-connected generator is driven at 600rpm. It has 100
slots with 24 conductors per slot. What is the magnitude of the
generated emf? If the number of conductors per slot is changed to
20.At what speed should the generator be run for the same voltage
to be generated? The flux per pole is 0.02Wb.(13) (BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering)

4 (i) Explain the principle of operation of DC motor.(7)
(ii) Derive an expression for the torque developed by a dc motor.
(6 )

5 Discuss the various methods of speed control of DC motors. (13)

6 A 300V, four-pole dc motor draws a current of 50A when supplying
a certain load. The armature is wave-wound and has 600
conductors. If the flux per pole is 40mwb and the armature
resistance. (13)

7 Explain with sketches the constructional features of a synchronous
machine. (13) (BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering)

8 Explain the Principle of operation of a three phase induction motor
and distinguish between slip and rotor frequency. (13)

9 Derive an expression for the torque developed by a three-phase
induction motor. (13) (BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering)

10 Explain the principle of operation of stepper motors with their
merits and demerits. (13)

11 Write detailed note on how rotation occurs in a BLDC motor and
mention a few of its applications. (13)

12 State the various parts of a transformer and their function. (13) (BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering)

Subject Name	BASIC ELECTRICAL ELECTRONICS AND MEASUREMENT ENGINEERING
Subject Code	BE8255
Regulation	2017
File	PDF

BE8255 important 16 Mark questions Basic Electrical Electronics and Measurement Engineering Click Here to download

BE8255 Important questions Basic Electrical Electronics and Measurement Engineering

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BE8254 important 16 Mark questions Basic Electrical and Instrumentation Engineering

BE8254 important 16 Mark questions Basic Electrical and Instrumentation Engineering Regulation 2017 Anna University free download.

BEIE Basic Electrical and Instrumentation Engineering important 16 Mark questions is provided to download for free in pdf.

Sample BE8254 important 16 Mark questions Basic Electrical and Instrumentation Engineering

1. A symmetrical three phase three wire 440V supply to a star connected load. The impedance in each branch are =2+j3Ω, =1-j2Ω and =3+j4Ω. Find its
equivalent delta connected load. (16)

2. A three phase balanced delta-connected load of 4+j8Ω is connected across a
400V, 3Ø balanced supply. Determine the phase currents and line currents
(Phase sequence in RYB). (16)

3. A symmetrical three –phase,three wire 400 V supply is connected to a deltaconnected
load.Impedances in each branch are ZRY=10∠ 300 Ω,ZYB= 10∠450Ω
and ZBR=2.5∠600 Ω . Find its equivalent star-connected load. (16) (BE8254 important 16 Mark questions Basic Electrical and Instrumentation Engineering)

4. (i). A three-phase four wire 120V ABC system feeds an unbalanced Yconnected
load with ZA=5∠00Ω ZB=10∠300 Ω and ZC=20∠600
Ω.Obtain the four line currents. (8)

(ii) Three impedances Z1=(17.32+j10) ,Z2=(20+j34.64)and Z3=(0-j10) ohms
are delta connected to a 400V,three phase system. Determine the phase
currents, line currents and total power consumed by the load. (8)

5. Explain three phase power measurement by 2 wattmeter method for star and
delta connected load and determine the power equation and draw the phasor
diagram. (16)

6. (i). Compare overhead and underground transmission lines. (8) 1 Remember
(ii). Explain about the conversion of star and delta conversion and write its
expressions for each conversion. (8) (BE8254 important 16 Mark questions Basic Electrical and Instrumentation Engineering)

Subject Name	BASIC ELECTRICAL AND INSTRUMENTATION ENGINEERING
Subject Code	BE8254
Regulation	2017
File	PDF

BE8254 important 16 Mark questions Basic Electrical and Instrumentation Engineering Click here to download

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