Question # 1

If we make magnetic field stronger the value of induced current is.

Choose an answer

Decreased

Increased

Vanishes

Remain constant

Output resistance of an op amp is

Choose an answer

High

Low

Zero

Equal to input resistance

The magnetic field inside solenoid is given:

Choose an answer

μ_∘nI²

μ_∘nI

μ_∘n/1²

μ_∘I/n

In Helium Neon laser, discharge tube is filled with Neon gas.

Choose an answer

10%

15%

85%

90%

A.C is converted into D.C by

Choose an answer

Dynamo

Rectifier

Motor

Transformer

The north pole of a magnet is brought near a metallic ring. The direction of induced current in the ring will be:

Choose an answer

Antoclockwise

Clockwise

First Clockwise and then Antoclockwise

First anticlockwise and then Clockwise

The magnitude of motional emf is given by

Choose an answer

The chargeless region after formation of Pn junction is called:

Choose an answer

Free region

Depletion region

Field region

U.V region

For computation of electric flux, the surface area should be.

Choose an answer

Parallel

Flat

Curved

Spherical

Base of transistor is of order:

Choose an answer

10^-11m

10⁶m

10^-8m

10^-6m

One weber is equal to:

Choose an answer

N.A ²/m

N.m²/A

N.A/m

N.m/A

After curie temperature.

Choose an answer

Ferromagnetic

Paramagnetic

Magnetic

Diamagnetic

Choose an answer

Lenz's law

Faraday's law

Ampere's law

None of these

A positron is a particle having.

Choose an answer

Mass equal to electron

Charge equal to electron

Mass equal to mass of electron but charge opposite to charge of electron.

Mass equal to proton

Self induction does not depend on

Choose an answer

Number of turns of the coil

Area of cross section of the core

Nature of material of the core

Current through inductor

Photo diode detects.

Choose an answer

Visible light

Radio waves

X rays

All of them

NC-1 is the SI unit is

Choose an answer

Force

Charge

Current

Electric intensity

The galvanometer can be made sensitive by making the factor BAN/C

Choose an answer

Large

Small

Constant

Zero

More Classes

Other Links

Physics ICS Part 2 Online MCQ's 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