When a voltage is applied to a semiconductor crystal then the free ele – McqOptions

MCQOPTIONS

1.	When a voltage is applied to a semiconductor crystal then the free electrons will flow.
A.	towards positive terminal
B.	towards negative terminal
C.	either towards positive terminal or negative terminal
D.	towards positive terminal for 1 s and towards negative terminal for next 1 s
Answer» B. towards negative terminal

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