Home
Class 6
PHYSICS
Assertion : Doctors use an electromagnet...

Assertion : Doctors use an electromagnet to remove particles of iron or steel from a patient's eye.
Reason : An electromagnet is a temporary magnet.

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true but reason is false.

D

If assertion is false but reason is true.

Text Solution

Verified by Experts

The correct Answer is:
B
Magnetic strength of electromagnets is controlled by the amount of electric current flowing through it. Hence, doctor can optimize the instrument according to the need of surgery.
Promotional Banner

Topper's Solved these Questions

  • FUN WITH MAGNETS

    MTG IIT JEE FOUNDATION|Exercise Exercise - Comprehension Type|9 Videos

  • FUN WITH MAGNETS

    MTG IIT JEE FOUNDATION|Exercise Exercise - Subjective Problems (Very Short Answer Type)|10 Videos

  • FUN WITH MAGNETS

    MTG IIT JEE FOUNDATION|Exercise Exercise - True or False|10 Videos

  • ELECTRICITY AND CIRCUITS

    MTG IIT JEE FOUNDATION|Exercise OLYMPIAD /HOTS CORNER|15 Videos

  • LIGHT, SHADOWS AND REFLECTIONS

    MTG IIT JEE FOUNDATION|Exercise OLYMPIAD/HOTS CORNER|15 Videos

Similar Questions

Explore conceptually related problems

State whether the following statements are true or false : An electromagnet is a temporary magnet.

Soft iron is used for making electromagnet because it

Assertion : In an electromagnetic wave, the elecric field E is much larger than magnetic field B. Reason : The electromagnetic waves get deflected in perpendicular electric field but not in a perpendicular magenetic field

Assertion : The velocity of electromagnetic waves depends on electric and magnetic properties of the medium Reason : Velocity of electromagnetic waves in free space is constant.

Assertion : Sensitive electrical instruments should not be placed in the vicinity of an electromagent. Reason : Electromagnet can damage the instruments.