Measurements and Instrumentation

Assertion (A): In a CRT, grid is kept at negative potential with respect to cathode. Reason (R): The function of grid in an electronic tube is to control the number of electrons.

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

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

C A is true R is false

D A is false R is true

ANS:A - Both A and R are true and R is correct explanation of A

No answer description is available.

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