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 AC system is preferred to DC system because:

Question # 2

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

Question # 3

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

Question # 4

The internal resistance of a capacitor is called:

Question # 5

Average value of current and voltage over a complete cycle is.

Question # 6

The effective value of any sinusoidal alternating current or voltage is

Question # 7

The reactance of inductor depends upon

Question # 8

The peak to peak value of alternating voltage is

Question # 9

The circuit which compares the two voltages is.

Question # 10

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

Question # 11

The highest value reached by the voltage or current is one cycle is called:

Question # 12

Electro magnetic waves emitted from radio antenna are.

Question # 13

The highest value reached by the voltage or current in one cycle is called.

Question # 14

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

Question # 15

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

Question # 16

In frequency modulation, the amplitude of carrier waves is

Question # 17

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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 The Basic circuit element in a D.C. circuits which controls the current and voltage is
A.
Resistor
B. Inductor
C.
Capisitor
D. Transistor
3 SI unit of reactance is.
A. Ohm
B. Mho
C. Farad
D. Henry
4 In case of A.C. through resistor V and I are
A. At 0 o with each other
B. At 180 o with each other
C. At 90 o with each other
D. At 270 o with each other
5 The circuit in which current and voltage are in phase, the power factor is:
A. Zero
B. 1
C. -1
D. 2
6 The velocity of an oscillating charge as it moves to and fro along a wire is.
A. Changing
B. Constant
C. Infinite
D. zero
7 The natural frequency of L.C circuit is equal to
8 The sum of positive and negative peak value called.
A. R.M.S. value
B. P-P value
C. Peak value
D. Average value
9 In frequency modulation which factor changed.
A. Amplitude of charge carriers
B. Frequency of charge carriers
C. Amplitude of signal
D. Frequency of signal
10 The basic circuit element in A.C. circuit which controls current.
A. Resistor only
B. Capacitor only
C. Inductor only
D. All 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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