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

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

Question # 2

The highest value reached by the voltage or current in one cycle is called.

Question # 3

Electron vibrating 94,000 times each second will produce radio waves of frequency.

Question # 4

At high frequency the value of reactance of capacitor will be.

Question # 5

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

Question # 6

In A.C circuit of inductor which one is true

Question # 7

Unit of impedance is:

Question # 8

The resonance frequency is given by:

Question # 9

The flow of D.C current is opposed by

Question # 10

The mean value of A.C. in a cycle is.

Question # 11

Direct current can not flow through.

Question # 12

In Pakistan the frequency of A.C. supply is.

Question # 13

In pure capacitor A.C. circuit, the current I and charge q are.

Question # 14

An alternating quantity (voltage or current) is completely known if we know its:

Question # 15

The reactance is the ratio of

Question # 16

For electromagnetic waves, Maxwell generalized

Question # 17

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

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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 pure capacitor A.C. circuit, the current I and charge q are.
A. In phase
B. Out of phase
C. Parallel to each other
D. None of above
2 Electron vibrating 94,000 times each second will produce radio waves of frequency.
A. 94 Hz
B. 940 HZ
C. 94 Hz
D. 490 Hz
3 Power dissipated in a pure inductor is.
A. Large
B. Small
C. Infinite
D. Zero
4 An A.C. voltmeter reads 220 V, its peak value will be
A. 225 V
B. 240 V
C. 311.12 V
D. 300 V
5 The power factor of RL series circuit is.
A. 0
B. 1
C. Less then 1
D. More than one
6 If Vrms be the root mean square value of emf then its peak to peak value is given by
7 Which consumes small power.
A. Inductor
B. Resistor
C. Motor
D. All of these
8 The A.M. transmission frequencies range from
A. 540 KHz to 1000 KHz
B. 540 Khz to 1600 KHz
C. 520 KHz TO 1600 KHz
D. 520 KHz TO 1400 KHz
9 If the frequency of A.C. supplied is doubled then the capacitive reactance becomes.
A. Half
B. Two
C. Four times
D. One fourth
10 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

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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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