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

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Question # 1

Power dissipated in a pure inductor is.

Question # 2

In three phase voltage across any two lines is about.

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

The circuit which compares the two voltages is.

Question # 7

Which consumes small power.

Question # 8

For electromagnetic waves, Maxwell generalized

Question # 9

In chopke coil the resistance XL an resistance R are:

Question # 10

If Io is the peak value of current, then its root mean square value is given by

Question # 11

At resonance frequency, the impedance of RLC series circuit is.

Question # 12

Choke consumes extremely small

Question # 13

Unit of impedance is:

Question # 14

The internal resistance of a capacitor is called:

Question # 15

In modulation, low frequency signal is known as

Question # 16

Electro magnetic waves emitted from radio antenna are.

Question # 17

The flow of D.C current is opposed by

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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 At high frequency, the current through a capacitor is
A. Small
B. Infinity
C. Zero
D. Large
2 The most common source of an A.C. Voltage is.
A. Motor
B. Cell
C. Generator
D. Thermo couple
3 At resonance frequency, the impedance of RLC series circuit is.
A. Maximum
B. Minimum
C. Zero
D. Infinite
4 The circuit in which current and voltage are in phase, the power factor is:
A. Zero
B. 1
C. -1
D. 2
5 During each cycle A.C. voltage reaches a peak value.
A. Once
B. Twice
C. Thrice
D. Four time
6 High frequency radio wave is called as
A. Fluctuate
B. Carrier wave
C. Matter wave
D. Mechanical wave
7 An alternating quantity (voltage or current) is completely known if we know its:
A. Maximum
B. Frequency and phase
C. Effective value
D. Both (a) & (b)
8 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
9 The effective value of any sinusoidal alternating current or voltage is
D. None of the above
10 The velocity of an oscillating charge as it moves to and fro along a wire is.
A. Changing
B. Constant
C. Infinite
D. zero

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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

    28 Jun 2016

    thankx

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