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

The AC system is preferred to DC system because:

Question # 2

The unit of impedance is

Question # 3

The peak to peak value of alternating voltage is

Question # 4

The most common source of an A.C. Voltage is.

Question # 5

Power dissipated in a pure inductor is.

Question # 6

High frequency radio wave is called as

Question # 7

The circuit in which current and voltage are in phase, the power factor is:

Question # 8

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

Question # 9

An in cudutor may store energy in

Question # 10

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

Question # 11

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

Question # 12

In three phase A.C supply coils are inclined at an angle of.

Question # 13

The reactance is the ratio of

Question # 14

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

Question # 15

The internal resistance of a capacitor is called:

Question # 16

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

Question # 17

The value of capacitive reactance is given 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 Radio frequency choke is
A. Iron cored
B. Air Cored
C. Air as well as iron cored
D. None of these
2 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
3 In metal detector, we use.
A. L-C circuit
B. R-L circuit
C. R-C circuit
D. RLC series circuit
4 Power dissipation is a pure inductive or in a pure capacitance circuit is:
A. 106
B. 0
C. 10
D. Maximum
5 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
6 The unit of impedance is
A. Farad
B. Henry
C. Tesla
D. Ohm
7 The main use of A.C is
A. Minimum line losses
B. Long distance transmission
C. Stepping up to required voltage only
D. Steeping down to required voltage only
8 The reactance is the ratio of
A. Vrms/Irms
B. Vrms x Irms
C. Irms/Vrms
D. Vmax x Vrms
9 In A.C circuit through a capacitor which one is:
A. Current leads voltage by 90
B. Current lags behind voltage by 90
C. Both will be in phase
D. None of above 
10 The flow of D.C current is opposed by
A. Resistor
B. Induction
C. Capacitor
D. All of these

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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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