555555555569. What are the ranges of the ac input and output resistance for a common-base configuration? (a) 10 –100 , 50 k –1 M (b) 50 k –1 M, 10 –100 (c) 10 –100 k, 50 –1 k (d) None of the above
5555555555124. When does the output of a NAND gate = 1? (a) Whenever a 0 is present at an input (b) Only when all inputs = 0 (c) Whenever a 1 is present at an input (d) Only when all inputs = 1