Second Year Physics Chapter 18 Online MCQ Test for 2nd Year Physics Chapter 18 Electronics Preparation

FSC Part 2 Physics
Chapter 18 Test

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Physics FSC Part 2 Chapter 18 Online MCQ's Test

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Question # 1

Which component of the transistor has greater contrition of impurity.

Question # 2

The device which is used as amplifier and works with the negative feedback is.

Question # 3

A photo diode can turn its current ON and OFF in

Question # 4

A.C. can be converted into D.C. by

Question # 5

The symbol of p-n-p transistor is

Question # 6

Transistors are made from

Question # 7

In case of reverse biasing, current is flown due to:

Question # 8

During negative half cycle of A.c then p-n junction offers.

Question # 9

The device which are required to convert various physical quantities into electric voltage are called.

Question # 10

Which device is used as a rectifier?

Question # 11

In photovoltaic cell, current is directly proportional to.

Question # 12

LDR becomes necessary when op amp is used as a

Question # 13

A light emitting diode emits light only when

Question # 14

For normal transistor the emitter current can be given by

Question # 15

A PN junction can not be sued a.

Question # 16

The open loop gain of the amplifier is order of.

Question # 17

The use of LDR is in the circuit of.

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FSC Part 2 Physics Chapter 18 Online Test MCQ's

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