EC8352 Important 16 Mark Questions Signals and Systems

EC8352 Important 16 Mark Questions Signals and Systems Regulation 2017 Anna University free download. Signals and Systems Important 16 Mark Questions EC8352 pdf free download.

Sample EC8352 Important 16 Mark Questions Signals and Systems:

1.
(i) Write about elementary Continuous time Signals in detail. (7)
(ii) Find whether the following signal is periodic. If periodic
determine the fundamental period:
a)
b)
(6)
BTL 1
Remembering
2.
(i) Identify whether the following system are linear or not. (8)
(a)
(b)
(ii) Name the odd and even components of the following signals.

3.
(i) Examine whether the following system are time invariant or not. (7)
(a)
(b)
(ii) Recognize the power and RMS value of the signal. (6)
(a)
) (b)
BTL 1
Remembering
4.
(i) List the difference between the following (6)
(a) Causal and Non-causal signals.
(b) Deterministic and Random Signals.
(ii) Draw the following signals (7) EC8352 Important 16 Mark Questions Signals and Systems
(a)
(b)
(c)
BTL 1
Remembering
5.
Estimate whether the following signals are energy signals or power
signals
(a)
(4)
(b)
(5)
(c)
(4)
BTL 2
Understanding
6.
(i) Predict whether the following signal is periodic or not. (3)
(ii) Estimate the summation (3)
(iii)Estimate the fundamental period T of the continuous time signal. (7)
(a)
)
(b)
BTL 2
Understanding EC8352 Important 16 Mark Questions Signals and Systems
7.
A Discrete time System is given as y(n) = y2(n-1) + x(n). A bounded input of x(????) = 2δ(????) is applied to the system. Assume that the system is initially relaxed. Check whether the system is stable or unstable. (13)

8.
(i) Experiment the following signal for linearity, Time Invariance, memoryless, Causality and Stability. (7)
y(????) = 2x(n-2) EC8352 Important 16 Mark Questions Signals and Systems
(ii) Discover whether the following are periodic. (6)
BTL 3
Applying
9.
(i)Compute whether the following system is linear, time invariant,
stable and invertible. (8)
(a) y(n) = x2(n) (b) y(n) = x(-n) EC8352 Important 16 Mark Questions Signals and Systems
(ii)Demonstrate that the signal satisfies linearity, time invariance, causality
and stability conditions. (5)
y(n) = x(n) + n x(n+1)
BTL 3
Applying
10.
(i) Given x(t) =
-2≤t≤4 (8)
0, Otherwise
Examine. (1) x(t) (2) x(t+1) (3) x(2t) (4) x(t/2)
(ii) Judge the discrete time sequence x[n]=sin(
is periodic or not. (5) EC8352 Important 16 Mark Questions Signals and Systems
BTL 4
Analyzing
11.
Analyze whether the given systems are causal and stable.
(i) h(t) =u(t) (4)
(ii) h(n) =u(n+5) (4)
(iii)h(n) =
(5)
BTL 4
Analyzing
12.
A trapezoidal pulse x(t) is defined by x(t) =
(i) Examine total energy of x(t). (5)
(ii) Sketch x(2t-3). (3)
(iii) If y(t) = dx(t)/dt. Examine total energy of x(t). (5)
BTL 4 EC8352 Important 16 Mark Questions Signals and Systems
Analyzing
13.
Test whether the following system are linear or nonlinear, time invariant or not, causal or noncausal, stable or unstable.
(i) ????(????) = etx(t) (7) EC8352 Important 16 Mark Questions Signals and Systems
(ii) y(????) = x(????) u(n) (6)

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