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

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Question # 1

Power dissipated in a pure inductor is.

Question # 2

The resonance frequency is given by:

Question # 3

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

Question # 4

In case of A.C. through resistor V and I are

Question # 5

In A.C circuit of inductor which one is true

Question # 6

The velocity of an oscillating charge as it moves to and fro along a wire is.

Question # 7

The Basic circuit element in a D.C. circuits which controls the current and voltage is

Question # 8

In chopke coil the resistance XL an resistance R are:

Question # 9

A resistance frequency the impedance of RLC parallel circuit is.

Question # 10

In AC system we generate sine wave form because:

Question # 11

X1is low for low frequency Fy but Xc is.

Question # 12

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

Question # 13

The reactance of inductor depends upon

Question # 14

The flow of D.C current is opposed by

Question # 15

For electromagnetic waves, Maxwell generalized

Question # 16

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

Question # 17

An in cudutor may store energy in

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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 combined effect of resistance and reactance in circuit is called:
A. Impedance
B. Inductance
C. Capacitance
D. None of above
2 SI unit of reactance is.
A. Ohm
B. Mho
C. Farad
D. Henry
3 In pure capacitor A.C. circuit, the current I and charge q are.
A. In phase
B. Out of phase
C. Parallel to each other
D. None of above
4 In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.
A. 90o
B. 270o
C. 0o
D. 180o
5 Electron vibrating 94,000 times each second will produce radio waves of frequency.
A. 94 Hz
B. 940 HZ
C. 94 Hz
D. 490 Hz
6 when an inductor comes close to a metallic object, its inductance is.
A. Decreased
B. Increased
C. Becomes half
D. Becomes 4 times
7 The resonance frequency is given by:
A. fr = 2π√LC
B. fr = 1/2πLC
C. fr = 1/ 2π√LC
D. f1 = 1/ 2πC√L
8 The most common source of an A.C. Voltage is.
A. Motor
B. Cell
C. Generator
D. Thermo couple
9 The velocity of an oscillating charge as it moves to and fro along a wire is.
A. Changing
B. Constant
C. Infinite
D. zero
10 In metal detector, we use.
A. L-C circuit
B. R-L circuit
C. R-C circuit
D. RLC series 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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