25%
50%
70.70%
78.50%
Faraday's first law of electromagnetic induction
Faraday's second law of electromagnetic induction
Lenz's law
Fleming's left hand rule
(a) RS flip-flop
(b) JK flip-flop
(c) RS flip-flop and an inverter
Both (a) and (b)
39
12
8
35
Germanium, rectifier
Silicon, rectifier
Germanium, signal detector
Silicon, signal detector