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

In chopke coil the resistance XL an resistance R are:

Question # 2

Vrms =

Question # 3

Resistance of choke is

Question # 4

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

Question # 5

At high frequency the value of reactance of capacitor will be.

Question # 6

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

Question # 7

The AC system is preferred to DC system because:

Question # 8

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

Question # 9

In Pakistan the frequency of A.C. supply is.

Question # 10

The combined effect of resistance and reactance is knows as.

Question # 11

The value of capacitive reactance is given by

Question # 12

Direct current can not flow through.

Question # 13

If Vrms be the root mean square value of emf then its peak to peak value is given by

Question # 14

The peak to peak value of alternating voltage is

Question # 15

SI unit of reactance is.

Question # 16

In A.C circuit of inductor which one is true

Question # 17

The A.M. transmission frequencies range from

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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 phase angle of a series RLC circult at resonant frequency is
A. 1/2
B. sigma
C. Zero
D. sigma /4
2 In Pakistan the frequency of A.C. supply is.
A. 50 Hz
B. 60 Hz
C. 45 Hz
D. 70 Hz
3 At high frequency the value of reactance of capacitor will be.
A. Small
B. Zero
C. Large
D. Infinite
4 The combined effect of resistance and reactance is knows as.
A. Inductance
B. Conductance
C. Resistance
D. Impedance
5 XL=
A. 2πfL
B. 1/2πfL
C. 2πfL
D. fL/2π
6 Impedance is denoted by:
A. A 
B. Z
C. P
D. Q
7 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
8 The resonance frequency is given by:
A. fr = 2π√LC
B. fr = 1/2πLC
C. fr = 1/ 2π√LC
D. f1 = 1/ 2πC√L
9 In A.C circuit of inductor which one is true
A. Voltage leads current by phase angle π/2
B. Voltage lags current by π/2
C. Current leads voltage by π/2
D. Both remain in phase
10 In three phase A.C supply coils are inclined at an angle of.
A. 0o
B. 90o
C. 120o
D. 80o

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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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