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

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

Question # 2

Electro magnetic waves emitted from radio antenna are.

Question # 3

A capacitor is perfectly insulator for:

Question # 4

Choke consumes extremely small

Question # 5

X1is low for low frequency Fy but Xc is.

Question # 6

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

Question # 7

The peak to peak value of alternating voltage is

Question # 8

In three phase A.C. generator the phase difference between each pair of coil is.

Question # 9

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

Question # 10

The electromagnetic spectrum contains

Question # 11

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

Question # 12

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

Question # 13

The A.M. transmission frequencies range from

Question # 14

Power dissipation is a pure inductive or in a pure capacitance circuit is:

Question # 15

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

Question # 16

Direct current can not flow through.

Question # 17

The condition of resonance 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 In LR circiut which one of the following statements is correct?
A. L and R opposes each other
B. R value increases with frequency
C. The inductive reactance increases with frequency
D. The inductive reactance decreases with frequency
2 The basic circuit element in A.C. circuit which controls current.
A. Resistor only
B. Capacitor only
C. Inductor only
D. All of these
3 In chopke coil the resistance XL an resistance R are:
A. XL=R
B. XL<<R
C. XL>>R
D. XL=
4 During each cycle A.C. voltage reaches a peak value.
A. Once
B. Twice
C. Thrice
D. Four time
5 The effective value of any sinusoidal alternating current or voltage is
D. None of the above
6 An inductor of 1 henry inductance has a reactance 500 ohms, then the frequency required is approximately
A. 50 Hz
B. 100 Hz
C. 80 Hz
D. 120 Hz
7 In three phase A.C. generator the phase difference between each pair of coil is.
A. 45o
B. 90o
C. 120o
D. 60o
8 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
9 The peak to peak value of alternating voltage is
A. 2Vo
B. Vo
D. None of these
10 The combined effect of resistance and reactance is knows as.
A. Inductance
B. Conductance
C. Resistance
D. Impedance

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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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