Switching Circuits – 1 – 1

1. A switch has …………..

(a) one state
(b) two states
(c) three states
(d) none of the above

ANSWER
Answer : (b)

EXPLANATION
No answer description available for this question. Let us discuss.

2. A relay is ………….. switch.

(a) a mechanical
(b) an electronic
(c) an electromechanical
(d) none of the above

ANSWER
Answer : (c)

EXPLANATION
No answer description available for this question. Let us discuss.

3. The switch that has the fastest speed of operation is ………….. switch.

(a) electronic
(b) mechanical
(c) electromechanical
(d) none of the above

ANSWER
Answer : (a)

EXPLANATION
No answer description available for this question. Let us discuss.

4. The main disadvantage of a mechanical switch is that it …………..

(a) is operated mechanically
(b) is costly
(c) has high inertia
(d) none of the above

ANSWER
Answer : (a)

EXPLANATION
No answer description available for this question. Let us discuss.

5. The maximum speed of electronic switch can be ………….. operations per second.

(a) 104
(b) 10
(c) 1000
(iv) 109

ANSWER
Answer : (d)

EXPLANATION
No answer description available for this question. Let us discuss.

1

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