Second Year Physics Chapter 16 Online MCQ Test for 2nd Year Physics Chapter 16 Alternating Current Preparation

FSC Part 2 Physics
Chapter 16 Test

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Physics FSC Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

For electromagnetic waves, Maxwell generalized

Question # 2

The combined effect of resistance and reactance is knows as.

Question # 3

The natural frequency of L.C circuit is equal to

Question # 4

The Basic circuit element in a D.C. circuits which controls the current and voltage is

Question # 5

At high frequency, the current through a capacitor is

Question # 6

The basic circuit element in A.C. circuit which controls current.

Question # 7

A resistance frequency the impedance of RLC parallel circuit is.

Question # 8

The internal resistance of a capacitor is called:

Question # 9

Phase difference between V and I of an A.C through resistor is.

Question # 10

Radio frequency choke is

Question # 11

In LR circiut which one of the following statements is correct?

Question # 12

The phase difference between current and voltage in an inductive circuit is.

Question # 13

An A.C. voltmeter reads 220 V, its peak value will be

Question # 14

The device which allows only the continuous flow of AC through it is.

Question # 15

The sum of positive and negative peak value called.

Question # 16

The A.M. transmission frequencies range from

Question # 17

Vrms =

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FSC Part 2 Physics Chapter 16 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 In three phase A.C supply coils are inclined at an angle of.
A. 0o
B. 90o
C. 120o
D. 80o
2 Direct current can not flow through.
A. Inductor
B. Resistor
C. Transistor
D. Capacitor
3 The peak value of A.C source is 20 A, then its rms value will be.
A. 14.1 A
B. 10 A
C. 20 A
D. 28.2 A
4 The unit of impedance is
A. Farad
B. Henry
C. Tesla
D. Ohm
5 The peak value of alternating current is 5√2 A. The mean square value of current will be:
A. 5A
B. 2.5A
C. 5√2A
D. 52
6 An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is:
A. 50 Hz
B. 25Hz
C. 100 Hz
D. 75 Hz
7 In AC system we generate sine wave form because:
A. It san be easily draw
B. It produces least disturbance in electrical circuits
C. It is nature standard
D. Other waves cannot be produced easily
8 Xc =
A. 1/2πfc
B. 2πfc
C. 2π/fc
D. fc/2π
9 The peak value of alternating current is 5√2 A. The mean square value of current will be:
A. 5A
B. 2.5A
C. 5√2A
D. 52
10 At resonance frequency, the impedance of RLC series circuit is.
A. Maximum
B. Minimum
C. Zero
D. Infinite

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  • Butt

    Butt

    31 Mar 2020

    I want to give some test

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  • Rimsha

    Rimsha

    20 Oct 2019

    I am rimsha from kabirwala l am not belong to Lahore plz correct my city name

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    atiyahassan

    20 Nov 2017

    aoa ....how to download it

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  • zia

    zia

    28 Jun 2016

    thankx

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