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

Radio frequency choke is

Question # 2

An in cudutor may store energy in

Question # 3

In LR circiut which one of the following statements is correct?

Question # 4

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

Question # 5

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

Question # 6

In a pure inductive A.C. circuit the current.

Question # 7

Vrms =

Question # 8

A resistance frequency the impedance of RLC parallel circuit is.

Question # 9

In case of capacitor, the unit of reactance is

Question # 10

The main use of A.C is

Question # 11

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

Question # 12

The unit of impedance is

Question # 13

Choke consumes extremely small

Question # 14

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

Question # 15

Which consumes small power.

Question # 16

The internal resistance of a capacitor is called:

Question # 17

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

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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 power factor of RL series circuit is.
A. 0
B. 1
C. Less then 1
D. More than one
2 The resonance frequency is given by:
A. fr = 2π√LC
B. fr = 1/2πLC
C. fr = 1/ 2π√LC
D. f1 = 1/ 2πC√L
3 The unit of impedance is
A. Farad
B. Henry
C. Tesla
D. Ohm
4 Choke consumes extremely small
A. Current
B. Charge
C. Power
D. Potential
5 In chopke coil the resistance XL an resistance R are:
A. XL=R
B. XL<<R
C. XL>>R
D. XL=
6 The main reason for world wide use of A.C is because:
A. It is very high power 
B. It can be transmitted over long distance
C. It is cheaper to use
D. ALl of above
7 The velocity of an oscillating charge as it moves to and fro along a wire is.
A. Changing
B. Constant
C. Infinite
D. zero
8 At resonance, the behavior of R-L-C series circuit is.
A. Resistive
B. Capacitive
C. Inductive
D. Modulative
9 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
10 Radio frequency choke is
A. Iron cored
B. Air Cored
C. Air as well as iron cored
D. None 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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