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

Direct current can not flow through.

Question # 2

The sum of positive and negative peak value called.

Question # 3

Power dissipation is a pure inductive or in a pure capacitance circuit is:

Question # 4

The slope of q-t curve at any instant of time gives.

Question # 5

In the capacitive circuit of A.C. quantity when q= 0 the slope of q-t curve is.

Question # 6

The electromagnetic spectrum contains

Question # 7

In purely resistive A.C circuit, instantaneous value of voltage and current:

Question # 8

The velocity of an oscillating charge as it moves to and fro along a wire is.

Question # 9

The reactance is the ratio of

Question # 10

The AC system is preferred to DC system because:

Question # 11

If Vrms be the root mean square value of emf then its peak to peak value is given by

Question # 12

when an inductor comes close to a metallic object, its inductance is.

Question # 13

The device which allows only the flow of D.C. is.

Question # 14

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

Question # 15

An electromagnetic wave goes from air to glass which of the following does not change?

Question # 16

In an LRC circiut, the capacitance is made one-fourth, when an resonance . Then what should be change in inductance, so that the circuit remain in resonance?

Question # 17

For electromagnetic waves, Maxwell generalized

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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 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
2 The reactance of inductor depends upon
A. L
D. All of the above
3 The natural frequency of L.C circuit is equal to
4 The peak to peak value of alternating voltage is
A. 2Vo
B. Vo
D. None of these
5 In Series resonance circuit the impedance of circuit art resonance frequency, is
A. Maximum
B. Minimum
C. It is unequal to R
D. None of above
6 Direct current can not flow through.
A. Inductor
B. Resistor
C. Transistor
D. Capacitor
7 The value of capacitive reactance is given by
A. Xc = VI
B. xc= 1/wc or xc= wL
C. xc= 1*wc or xc=Lw
D. All of above
8 For electromagnetic waves, Maxwell generalized
A. Gauses law for magnetism
B. Gauses law for eletricity
C. Fradays law
D. Amperes law
9 In frequency modulation, the amplitude of carrier waves is
A. Increases
B. Remains constant
C. Decreases
D. None of these
10 Resistance of choke is
A. zero
B. Large
C. Very small
D. Infinite

Test Questions

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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

    atiyahassan

    20 Nov 2017

    aoa ....how to download it

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  • zia

    zia

    28 Jun 2016

    thankx

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