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

Power dissipation in A.C circuit is expressed as:

Question # 2

An alternating quantity (voltage or current) is completely known if we know its:

Question # 3

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?

Question # 4

The most common source of an A.C. Voltage is.

Question # 5

100 micro F capacitor is connects to an AC voltage 24 V and frequency 50 Hz. The reactance of the capacitor is.

Question # 6

The phase difference between the current and voltage at resonce is:

Question # 7

When 10 V are applied to an A.C circuit, the current flowing in it is 100 mA. It impedance is.

Question # 8

The internal resistance of a capacitor is called:

Question # 9

The A.M. transmission frequencies range from

Question # 10

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

Question # 11

Which consumes small power.

Question # 12

The reactance is the ratio of

Question # 13

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

Question # 14

The unit of impedance is.

Question # 15

The phase difference between current and voltage in an inductive circuit is.

Question # 16

High frequency radio wave is called as

Question # 17

The velocity of an oscillating charge as it moves to and fro along a wire 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 AC system we generate sine wave form because:
A. It san be easily draw
B. It produces least disturbance in electrical circuits
C. It is nature standard
D. Other waves cannot be produced easily
2 At high frequency, the current through a capacitor is
A. Small
B. Infinity
C. Zero
D. Large
3 The A.M. transmission frequencies range from
A. 540 KHz to 1000 KHz
B. 540 Khz to 1600 KHz
C. 520 KHz TO 1600 KHz
D. 520 KHz TO 1400 KHz
4 In three phase A.C. generator the phase difference between each pair of coil is.
A. 45o
B. 90o
C. 120o
D. 60o
5 The phase difference between the current and voltage at resonce is:
A. 0
B. π
C. -π
D. π/2
6 The combined effect of resistance and reactance is knows as.
A. Inductance
B. Conductance
C. Resistance
D. Impedance
7 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
8 The effective value of any sinusoidal alternating current or voltage is
D. None of the above
9 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
10 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

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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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