

MCQOPTIONS
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1. |
If g is the transconductance, r is the resistance due to channel length modulation and if M2 and M1 has channel length modulation but M3 doesn’t, what is the output resistance at the source of M3? |
A. | 1/g || R |
B. | 1/g || r + 1/g |
C. | 1/g || R + 1/g |
D. | 1/g || r + 2/g |
Answer» B. 1/g || r + 1/g | |