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 phase angle of a series RLC circult at resonant frequency is

Question # 2

Unit of impedance is:

Question # 3

The reactance of inductor depends upon

Question # 4

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

Question # 5

The Basic circuit element in a D.C. circuits which controls the current and voltage is

Question # 6

The inductive reactance of a coil is direction proportional to.

Question # 7

In case of capacitor, the unit of reactance is

Question # 8

X1is low for low frequency Fy but Xc is.

Question # 9

The peak value of A.C source is 20 A, then its rms value will be.

Question # 10

The power factor of RL series circuit is.

Question # 11

An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is:

Question # 12

The wave form of alternating voltage is a

Question # 13

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

Question # 14

In frequency modulation which factor changed.

Question # 15

The condition of resonance is:

Question # 16

The expression P = VI hold only when current and voltage are.

Question # 17

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

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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 Direct current can not flow through.
A. Inductor
B. Resistor
C. Transistor
D. Capacitor
3 Main reason for world wide use of A.C. is
A. It is cheaper
B. Transmitted
C. Botha a and b
D. Reaches in short time
4 An in cudutor may store energy in
A. Its magnetic field
B. Its coil
C. Its electric field
D. A neighboring circuit
5 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
6 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
7 Power dissipation is a pure inductive or in a pure capacitance circuit is:
A. 106
B. 0
C. 10
D. Maximum
8 A capacitor is perfectly insulator for:
A. Direct current
B. Alternating current
C. Direct as well as alternating current
D. None of these
9 Resistance of choke is
A. zero
B. Large
C. Very small
D. Infinite
10 Phase difference between V and I of an A.C through resistor is.
A. Zero Degree
B. 90 o
C. 80o
D. 120o

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  • Butt

    Butt

    31 Mar 2020

    I want to give some test

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    Rimsha

    20 Oct 2019

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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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