0 votes 0 votes https://gateoverflow.in/?qa=blob&qa_blobid=15060888533282879741 neha singh asked Mar 4, 2017 neha singh 340 views answer comment Share Follow See 1 comment See all 1 1 comment reply Skan commented Apr 1, 2017 reply Follow Share I think there is a mistake, as QA input is fixed always at J=1, k=o , the output Qa too will forever be fixed at 1 and hence Qa' will be fixed at 0, so the Qc output too will be fixed at 1 after just one clock pulse, and there is no way getting it to zero from the given circuit. 0 votes 0 votes Please log in or register to add a comment.