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

The reactance is the ratio of

Question # 2

The condition of resonance is:

Question # 3

The AC system is preferred to DC system because:

Question # 4

In A.C circuit of inductor which one is true

Question # 5

An A.C. voltmeter reads 220 V, its peak value will be

Question # 6

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

Question # 7

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

Question # 8

The power factor of RL series circuit is.

Question # 9

The sum of positive and negative peak value called.

Question # 10

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

Question # 11

Power dissipated in a pure inductor is.

Question # 12

when an inductor comes close to a metallic object, its inductance is.

Question # 13

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

Question # 14

A resistance frequency the impedance of RLC parallel circuit is.

Question # 15

Unit of impedance is:

Question # 16

Vrms =

Question # 17

In an LRC circiut, the capacitance is made one-fourth, when an resonance . Then what should be change in inductance, so that the circuit remain in resonance?

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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 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
2 The mean value of A.C. in a cycle is.
A. 1
B. 0
C. I2
D. Nil
3 At resonance, the behavior of R-L-C series circuit is.
A. Resistive
B. Capacitive
C. Inductive
D. Modulative
4 when an inductor comes close to a metallic object, its inductance is.
A. Decreased
B. Increased
C. Becomes half
D. Becomes 4 times
5 During each cycle A.C. voltage reaches a peak value.
A. Once
B. Twice
C. Thrice
D. Four time
6 In the capacitive circuit of A.C. quantity when q= 0 the slope of q-t curve is.
A. Maximum
B. Minimum
C. Zero
D. Negative
7 In chopke coil the resistance XL an resistance R are:
A. XL=R
B. XL<<R
C. XL>>R
D. XL=
8 In RLC circuit the energy is dissipated in
A. R only
B. R and L
C. R and C
D. L and C
9 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
10 An in cudutor may store energy in
A. Its magnetic field
B. Its coil
C. Its electric field
D. A neighboring circuit

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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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