AIIMS2009Physics-Electromagnetism
AIIMS 2009 Physics Transformers Assertion Reason Question
Type: Assertion Reason-conceptual-Medium-Class 12
Assertion : Transformers are used only in alternating current source not in direct current. Reason : Only a.c. can be stepped up or down by means of transformers.
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 both assertion and reason are false
Correct Answer
Option A
Detailed Explanation
Transformers which convert low voltages into higher ones are called step-up transformers.
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