A 4 bit modulo-6 ripple counter uses JK flip-flop. If propagation dela – McqOptions

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1.	A 4 bit modulo-6 ripple counter uses JK flip-flop. If propagation delay of each FF is 50 ns, then maximum clock frequency that can be used is equal to _________MHz
A.	1
B.	3
C.	7
D.	5
Answer» E.

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