Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-conceptual-Easy-Class 12
What property of semiconductor devices makes them preferable over vacuum tubes for use in modern electronics?
A
They operate without external heating.
B
They require a large evacuated space.
C
They have a short operational life.
D
They consume high power.
Correct Answer
Option A
Detailed Explanation
Semiconductor devices do not need external heating or a large evacuated space, making them more efficient and reliable than vacuum tubes.
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