TEST - 40 ( ELECTROMAGNETISM )

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

EFFORTS NEVER FAIL

NAME : *

1. Law gives direction of induced current. *

1 point

Newton’s

Lenz’s

faraday’s

Nobel

2. The device based on the principle of electromagnetic induction is *

1 point

Electric Generator

Voltmeter

voltmeter

Ammeter

3. Magnetic flux is the product of magnetic field induction and *

1 point

Area

Intensity

Flux

None of these

4. Which of the following is required to reverse the current in the electric motor? *

1 point

Split rings

Commutator

Magnets

All

5. The direction of the field due to solenoid is determined by using *

1 point

Right hand rule

Left hand rule

Both A and B

None of these

6. One end of the solenoid behaves like a north pole and other behaves like a *

1 point

North pole

South pole

Both A and B

None of these

7. A is a long wire wound in a close packed helix. *

1 point

Solenoid

Closed coil

Straight wire

None of these

8. The magnetic field lines are *

1 point

Open loops

Closed loops

Both A and B

None of these

9. The current carrying wires produce *

1 point

Magnetic field

Electric field

Both A and B

None of these

10. The magnetic force on the charge moving parallel to a magnetic field is

1 point

Bqv sinθ

Bqv

Zero

Bq/v

Clear selection

Submit

Clear form

Never submit passwords through Google Forms.

This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy

Forms