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

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

Question # 2

An electromagnetic wave goes from air to glass which of the following does not change?

Question # 3

Resistance of choke is

Question # 4

An inductor of 1 henry inductance has a reactance 500 ohms, then the frequency required is approximately

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

High frequency radio wave is called as

Question # 9

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

Question # 10

The AC system is preferred to DC system because:

Question # 11

The internal resistance of a capacitor is called:

Question # 12

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

Question # 13

Average value of current and voltage over a complete cycle is.

Question # 14

In A.C circuit of inductor which one is true

Question # 15

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

Question # 16

In A.C circuit through a capacitor which one is:

Question # 17

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

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16th Chapter

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 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
2 The AC system is preferred to DC system because:
A. AC voltage can be easily changed in magnitude
B. DC motor angular velocity is affected badly
C. High voltage AC transmission is less efficient
D. Domestic appliance require AC voltage for their operation
3 In case of capacitor, the unit of reactance is
A. Farad
B. Ohm
C. Newton
D. All of these
4 The sum of positive and negative peak value called.
A. R.M.S. value
B. P-P value
C. Peak value
D. Average value
5 The internal resistance of a capacitor is called:
A. Impedance
B. Resistance
C. Reactance
D. Conductance
6 At resonance, the behavior of R-L-C series circuit is.
A. Resistive
B. Capacitive
C. Inductive
D. Modulative
7 Radio frequency choke is
A. Iron cored
B. Air Cored
C. Air as well as iron cored
D. None of these
8 Electro magnetic waves emitted from radio antenna are.
A. Stationary
B. Longitudinal
C. Transvers
D. Both a and b
9 The phase angle of a series RLC circult at resonant frequency is
A. 1/2
B. sigma
C. Zero
D. sigma /4
10 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

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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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