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

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

Question # 2

Resistance of choke is

Question # 3

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

Question # 4

The effective value of any sinusoidal alternating current or voltage is

Question # 5

During each cycle A.C. voltage reaches a peak value.

Question # 6

The phase angle of a series RLC circult at resonant frequency is

Question # 7

The inductive reactance of a coil is direction proportional to.

Question # 8

The peak to peak value of alternating voltage is

Question # 9

At high frequency the value of reactance of capacitor will be.

Question # 10

In LR circiut which one of the following statements is correct?

Question # 11

Xc =

Question # 12

Electron vibrating 94,000 times each second will produce radio waves of frequency.

Question # 13

For electromagnetic waves, Maxwell generalized

Question # 14

High frequency radio wave is called as

Question # 15

The circuit which compares the two voltages is.

Question # 16

The value of capacitive reactance is given by

Question # 17

An electromagnetic wave goes from air to glass which of the following does not change?

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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 In three phase A.C. generator the phase difference between each pair of coil is.
A. 45o
B. 90o
C. 120o
D. 60o
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 three phase voltage across any two lines is about.
A. 220 V
B. 230 V
C. 400 V
D. 430 V
4 The combined effect of resistance and reactance is knows as.
A. Inductance
B. Conductance
C. Resistance
D. Impedance
5 Vrms =
A. 0.7V
B.
0.07V
C. 0.007V
D. 0.75V
6 The Basic circuit element in a D.C. circuits which controls the current and voltage is
A.
Resistor
B. Inductor
C.
Capisitor
D. Transistor
7 Which consumes small power.
A. Inductor
B. Resistor
C. Motor
D. All of these
8 Phase difference between V and I of an A.C through resistor is.
A. Zero Degree
B. 90 o
C. 80o
D. 120o
9 When 10 V are applied to an A.C circuit, the current flowing in it is 100 mA. It impedance is.
A. 100 Ohm
B. 10 Ohm
C. 1000 Ohm
D. 1 Ohm
10 The unit of impedance is
A. Farad
B. Henry
C. Tesla
D. Ohm

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