Question # 1

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

Choose an answer

5A

2.5A

5√2A

5²

Phase difference between V and I of an A.C through resistor is.

Choose an answer

Zero Degree

90 ^o

80^o

120^o

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

Choose an answer

Changing

Constant

Infinite

zero

Power dissipation is a pure inductive or in a pure capacitance circuit is:

Choose an answer

10⁶

0

10^∘

Maximum

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

Choose an answer

Half

Two

Four times

One fourth

The internal resistance of a capacitor is called:

Choose an answer

Impedance

Resistance

Reactance

Conductance

In chopke coil the resistance X_L an resistance R are:

Choose an answer

X_L=R

X_L<<R

X_L>>R

X_L=∞

The circuit which compares the two voltages is.

Choose an answer

LDR

Sensor

Comparator

Logic gate

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

Choose an answer

5A

2.5A

5√2A

5²

The effective value of any sinusoidal alternating current or voltage is

Choose an answer

None of the above

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

Choose an answer

Once

Twice

Thrice

Four time

The value of capacitive reactance is given by

Choose an answer

Xc = VI

All of above

The electromagnetic spectrum contains

Choose an answer

Radio waves

X-rays

Microwaves

All of these

Direct current can not flow through.

Choose an answer

Inductor

Resistor

Transistor

Capacitor

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

Choose an answer

Peak ot peak value

Peak value

Instantaneous value

Root mean square value

For electromagnetic waves, Maxwell generalized

Choose an answer

Gauses law for magnetism

Gauses law for eletricity

Fradays law

Amperes law

Choke consumes extremely small

Choose an answer

Current

Charge

Power

Potential

More Classes

Other Links

Ics Part 2 Physics Chapter 5 Test Online MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer