Home
Class 12
PHYSICS
Electromagnets are made of soft iron bec...

Electromagnets are made of soft iron because soft iron has

A

high retentivity and high coercive force

B

high retentivity and low coercive force

C

high retentivity and high coercive force

D

low retentivity and low coercive force.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC PROPERTIES OF MATTER

    HC VERMA|Exercise Objective 2|6 Videos
  • MAGNETIC PROPERTIES OF MATTER

    HC VERMA|Exercise Exercises|9 Videos
  • MAGNETIC PROPERTIES OF MATTER

    HC VERMA|Exercise Short Answer|9 Videos
  • MAGNETIC FIELD DUE TO CURRENT

    HC VERMA|Exercise Exercises|61 Videos
  • OPTICAL INSTRUMENTS

    HC VERMA|Exercise Exercises|23 Videos

Similar Questions

Explore conceptually related problems

potentiometer wire made of manganin because it has

Why does a ship made of iron float while a piece of iron sinks in water?

The self-inductance of a coil increases when the coil is wound on a soft iron core, because ....

A bulb connected in series with an air-cored solenoid is lit by an a.c. source. If a soft iron core is introduced in the solenoid.

A long solenoid has 1000 turns per meter and carries a current of 1 A. It has a soft iron core of mu_(r) = 1000 . The core is heated beyond the Curie temperature, T_(C) .

What is an electromagnet ? State the principle on which it works. Draw a circuit diagram to show how a soft iron piece can be transformed into an electromagnet . Write uses of electromagnet.