Physics-(general)

NEET Physics (general) Assertion Reason Question

Type: Assertion Reason-assertion-Hard-Class 12

Assertion (A): Semiconductor devices are preferred over vacuum tubes for most electronic applications. | Reason (R): Semiconductor devices operate without the need for external heating and consume less power compared to vacuum tubes.

A

Both A and R are true and R is the correct explanation of A.

B

Both A and R are true but R is not the correct explanation of A.

C

A is true but R is false.

D

A is false.

Correct Answer

Option A

Detailed Explanation

Semiconductor devices are small, consume low power, operate at low voltages, and do not require external heating, which makes them preferable over vacuum tubes.

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