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Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 8 (Q.No. 35)
Measurements and Instrumentation
35.

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.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true R is false
A is false R is true
Answer: Option
Explanation:
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