BE8251 important questions Basic Electrical and Electronics Engineering

BE8251 important questions Basic Electrical and Electronics Engineering BEEE important questions for regulation 2017 Anna University pdf free download. Basic Electrical and Electronics Engineering important questions Anna University pdf free download.

BE8251 important questions Basic Electrical and Electronics Engineering

What is meant by charge?

Charge is an electrical property of the atomic particles which matter consists.

The charge of an electron is so small. Charge in motion represents current. The unit of charge is coulomb.

What is meant by Current? (BE8251 important questions Basic Electrical and Electronics Engineering)

The flow of free electrons in a conductor is called current.

Unit is ampere (A). I = Q/t

What do you mean by radio communication?

Ans. The process sending audio signal from a source to distant destination using carrier wave is called radio communication.

Wite name of sub units of radio communication system?

Transmitters
Transmission Channel
Receiver

What do you understand by modulation? (BE8251 important questions Basic Electrical and Electronics Engineering)

Ans. The process of varying one of the characteristics of a high frequency wave ai accordance with the instantaneous value of a low frequency signal is called modulation.

What is modulating wave?

Ans. Low frequency signal is called modulating wave.

What is an electric generator?

An electrical machine, which converts mechanical energy into electrical Energy, is called as electric generator.

What is an electric motor? (BE8251 important questions Basic Electrical and Electronics Engineering)

An electrical machine, which converts electrical energy into mechanical Energy, is called as electric motor.

State Fleming’s Right hand rule.

If three fingers of right hand, namely thumb, index finger and middle finger are outstretched so that everyone of them is at right angles with the remaining two, and the index finger is made to point in the direction of lines of flux, thumb in the direction of the relative motion of the conductor and the middle finger gives the direction of the induced emf in the conductor.

Download BE8251 important questions Basic Electrical and Electronics Engineering

Subject name	BASIC ELECTRICAL AND ELECTRONICS ENGINEERING (BEEE)
Sub Code	BE8251
Semester	2
Regulation	2017 Regulation
File details	BE8251 important question in PDF format is attached