Question # 1

Torque is produced in a current carrying coil when it is placed in a

Choose an answer

Magnetic field

Electric field

Gravitational field

Nuclear field

An electron enters the magnetic field at right angle from left, B is into paper. The electron will be deflected.

Choose an answer

upward

To ward right

Down ward

Toward left

A battery is used in

Choose an answer

ohmmeter

Ammeter

Galvanometer

Voltemeter

The conductor experience force, placed in magnetic above:

Choose an answer

Move towards weaker part of field

Move towards stronger part of field

Remains at rest

Move upwards in space

CRO works by deflecting the beam of electron as they pass through

Choose an answer

Uniform magnetic field

Uniform electric field between two sets of parallel plates

Non-uniform magnetic field

None of these

Current passing through the coil of galvanometer

Choose an answer

CO/BAN

CoN /BA

NAB/CO

AN/BCO

Cathode ray oscilloscope works by deflecting a beams

Choose an answer

Neutrons

Protons

Electrons

Positron

The unit of permiability of free space is:

Choose an answer

T.m/A

T.m²/A

T.m/A²

None of these

The magnetic field inside solenoid is given:

Choose an answer

μ_∘nI²

μ_∘nI

μ_∘n/1²

μ_∘I/n

The SI unit of magnetic induction 'B' Tesla is equal to.

Choose an answer

NA-1m-1

Nam-1

NA-1 m

Na2m-1

The magnetic force is simply a

Choose an answer

Reflecting force

Deflecting force

Restoring force

Gravitational force

The sensitivity of galvanometer is given by

Choose an answer

CAN/B

C/BAN

BAN/C

BN/CA

One weber is equal to:

Choose an answer

N.A ²/m

N.m²/A

N.A/m

N.m/A

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

Choose an answer

Maximum

Minimum

Zero

None of these

The SI unit of E is NC-1 and that of B is Na-1 m-1 then the unit of E/B is.

Choose an answer

ms-2

ms

ms^-1

m-1s-1

The magnetic flux will be max, For an angle of:

Choose an answer

0°

60°

90°

180°

An ammeter is an electrical instrument which is used to measure.

Choose an answer

Voltage

Current

Resistance

None

e/m=

Choose an answer

v/Br

Br/V

VB/r

Vr/B

When charge particle enter perpendicular to magnetic field, the path followed by it is:

Choose an answer

A helix

A circle

Straight line

Ellipes

Sensitivity of a galvanometer can be increased by

Choose an answer

Decreasing the value of torsional couple

Decreasing number of turns

Decreasing area of plane of coil

Decreasing magnetic field

A charged particle enters in a strong magnetic field its K.E.

Choose an answer

Remain constant

Increases

Decreases

Increases then decreases

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

Choose an answer

Choose an answer

Choose an answer