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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MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 16 Online MCQ's 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

In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

The main reason for world wide use of A.C is because:

Question # 8

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

Question # 9

The value of capacitive reactance is given by

Question # 10

In RLC circuit the energy is dissipated in

Question # 11

The sum of positive and negative peak value called.

Question # 12

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

Question # 13

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

Question # 14

The unit of impedance is.

Question # 15

The flow of D.C current is opposed by

Question # 16

The AC system is preferred to DC system because:

Question # 17

In metal detector, we use.

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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 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
2 Power dissipation in A.C circuit is expressed as:
A. P =Irms x Vrms Sinθ
B. IxVCosθ
C. IrmsxVrmsCosθ
D. Irms x Vrms Sin2θ
3 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
4 The unit of impedance is.
A. Henry
B. Hertz
C. Ampere
D. Ohm
5 Direct current can not flow through.
A. Inductor
B. Resistor
C. Transistor
D. Capacitor
6 The device which allows only the flow of D.C. is.
A. Capacitors
B. transformer
C. Inductor
D. Generator
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 High frequency radio wave is called as
A. Fluctuate
B. Carrier wave
C. Matter wave
D. Mechanical wave
9 The phase difference between current and voltage in an inductive circuit is.
A. zero
B. 90 o
C. 180 o
D. 45o
10 The circuit in which current and voltage are in phase, the power factor is:
A. Zero
B. 1
C. -1
D. 2

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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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