Question # 1

A Current flowing towards the reader is denoted by.

Choose an answer

Cross

a bracket

A dot

Positive sign

The effective way to increase the sensitivity of moving coil galvanometer is.

Choose an answer

Increase the area of coil

Increase the number of turn

Increase the magnetic field

Increase the value of constant C

The field is strong and uniform.

Choose an answer

Inside the solenoid

Surrounding of solenoid externally

Perpendicular to solenoid

All of above

Shunt resistance is

Choose an answer

Low resistance

Zero resistance

High resistance

Impedance

A charged particle having charge 'q' is moving at right angle to magnetic field. The quantity which varies is.

Choose an answer

Speed

Kinetic energy

Path of motion

angular velocity

If the length and number of turns of a solenoid are doubled strength of magnetic field with.

Choose an answer

Be doubled

Become half

Not change

Be four time

The unit of permiability of free space is:

Choose an answer

T.m/A

T.m²/A

T.m/A²

None of these

Ampere's law is applicable to:

Choose an answer

Circular path

Rectangular path

To any closed path

Nonwe of these

The sensitivity of galvanometer is given by

Choose an answer

CAN/B

C/BAN

BAN/C

BN/CA

An electron moves at 2 x 10² m/sec perpendicular to magnetic field of 2T what is the magnitude of magnetic force:

Choose an answer

1 x 10^-6 N

6.4 x 10^-17 N

3.6 x 10^-24 N

4 x 10⁶ N

The SI unit of flux density is.

Choose an answer

NA-1 m2

NA-1 m-1

NAm-1

NA-1 m

The force on a charge particle moving parallel to magnetic field is:

Choose an answer

Maximum

Minimum

Zero

None of these

The unit of Magnetic flux is called.

Choose an answer

weber

weber/m²

NM^-1A^-1

None of above

Magnetic induction can be measured in units of.

Choose an answer

Tesla

Gauss

Weber/m2

All of the above

A moving charge is surrounded by:

Choose an answer

2 Fields

3 Fields

4 Fields

None of these

Two parallel wires carrying currents in the opposite direction.

Choose an answer

Repel each other

Attract each other

Have no effect upon each other

They cancel out their individual magnetic fields.

To convert a galvanometer into a volt meter a high resistance is connected.

Choose an answer

In series

In parallel

In perpendicular

Along tangent

1 tesla =

Choose an answer

1 MAm^-1

1NA^-1m

1NA^-1m^-1

None of above

More Classes

Other Links

Physics Fsc Part 2 Chapter 3 Online Test 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

Choose an answer