Home
Class 12
PHYSICS
Assertion : A step-up transformer change...

Assertion : A step-up transformer changes a low voltage into a high voltage.
Reason : This violate the law of conservation of energy.

A

If both assertion ans reason are true ans reaason 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 istrue but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C
A step up transformer changes a low voltage into a voltage. This does not violate the law of conservation of energy, because the current is reduced by the same proportion.
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    NCERT FINGERTIPS|Exercise NCERT Exemplar|7 Videos

  • ATOMS

    NCERT FINGERTIPS|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

A transformer changes the voltage

Does a step up transformer violate the principle of conservation of energy ?

Statement (A) : Step up transformer converts low voltage, high current to high voltage, low current Statement (B) : Transformer works on both ac and dc.

A step up transformer has transformation ration 5:3 . What is voltage in secondary if voltage in primary is