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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  • Total Questions17

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Physics FSC Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

The unit of impedance is

Question # 2

The inductive reactance of a coil is direction proportional to.

Question # 3

If the frequency of A.C. supplied is doubled then the capacitive reactance becomes.

Question # 4

In A.C circuit of inductor which one is true

Question # 5

In RLC circuit the energy is dissipated in

Question # 6

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

Question # 7

During each cycle A.C. voltage reaches a peak value.

Question # 8

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

Question # 9

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

Question # 10

The phase angle of a series RLC circult at resonant frequency is

Question # 11

In purely resistive A.C circuit, instantaneous value of voltage and current:

Question # 12

XL=

Question # 13

In metal detector, we use.

Question # 14

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

Question # 15

Unit of impedance is:

Question # 16

The peak value of alternating current is 5√2 A. The mean square value of current will be:

Question # 17

Phase difference between V and I of an A.C through resistor 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 The combined effect of resistance and reactance in circuit is called:
A. Impedance
B. Inductance
C. Capacitance
D. None of above
2 High frequency radio wave is called as
A. Fluctuate
B. Carrier wave
C. Matter wave
D. Mechanical wave
3 At high frequency the value of reactance of capacitor will be.
A. Small
B. Zero
C. Large
D. Infinite
4 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
5 For electromagnetic waves, Maxwell generalized
A. Gauses law for magnetism
B. Gauses law for eletricity
C. Fradays law
D. Amperes law
6 In three phase A.C. generator the phase difference between each pair of coil is.
A. 45o
B. 90o
C. 120o
D. 60o
7 The mean value of A.C. in a cycle is.
A. 1
B. 0
C. I2
D. Nil
8 An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is:
A. 50 Hz
B. 25Hz
C. 100 Hz
D. 75 Hz
9 The highest value reached by the voltage or current is one cycle is called:
A. Peak to peak value
B. Peak value
C.
Instantaneous value
D. Root mean square value
10 When 10 V are applied to an A.C circuit, the current flowing in it is 100 mA. It impedance is.
A. 100 Ohm
B. 10 Ohm
C. 1000 Ohm
D. 1 Ohm

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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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