1.

Assertion (A): The propagation delay in ECL is minimum Reason (R): Transistors used in ECL switch between active and cutoff regions.

A. Both A and R are correct and R is correct explanation of A
B. Both A and R are correct but R is not correct explanation of A
C. A is true, R is false
D. A is false, R is true
Answer» B. Both A and R are correct but R is not correct explanation of A


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