2nd Year Physics Chapter 16 Online MCQ Test for 12th Class Physics Chapter 16 (Alternating Current)

ICS Part 2 Physics
Chapter 16 Test

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MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 16 Online MCQ's Test"

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Physics ICS Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

Choke consumes extremely small

Question # 2

Resistance of choke is

Question # 3

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

Question # 4

In case of capacitor, the unit of reactance is

Question # 5

A resistance frequency the impedance of RLC parallel circuit is.

Question # 6

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

Question # 7

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

Question # 8

If the frequency of A.C. supplied is doubled then the capacitive reactance becomes.

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

An in cudutor may store energy in

Question # 15

Impedance is denoted by:

Question # 16

In AC system we generate sine wave form because:

Question # 17

At resonance frequency, the impedance of RLC series circuit is.

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16th Chapter

ICS 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 difference between current and voltage in an inductive circuit is.
A. zero
B. 90 o
C. 180 o
D. 45o
2 A resistance frequency the impedance of RLC parallel circuit is.
A. Zero
B. Infinite
C. Maximum
D. Minimum
3 The basic circuit element in A.C. circuit which controls current.
A. Resistor only
B. Capacitor only
C. Inductor only
D. All of these
4 In case of capacitor, the unit of reactance is
A. Farad
B. Ohm
C. Newton
D. All of these
5 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
6 If Io is the peak value of current, then its root mean square value is given by
B. 2 Io
C. Io
D. 0.7 Io
7 An electromagnetic wave goes from air to glass which of the following does not change?
A. Radio waves
B. X-rays
C. Ultra violet radiation
D. Ultra sond waves
8 In Pakistan the frequency of A.C. supply is.
A. 50 Hz
B. 60 Hz
C. 45 Hz
D. 70 Hz
9 High frequency radio wave is called as
A. Fluctuate
B. Carrier wave
C. Matter wave
D. Mechanical wave
10 In chopke coil the resistance XL an resistance R are:
A. XL=R
B. XL<<R
C. XL>>R
D. XL=

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