railway RRB JE (CBT I + CBT II) Mock Test 2024 Electronic Mechanic Digital Electronics Flip Flops and Counters
A JK flip flop with J = K = 1 has a 100 kHz clock input. The Q output is
1
Logic 0
2
Logic 1
3
A 100 kHz square wave
4
A 50 kHz square wave