1000+ Current Electricity Multiple Choice Questions with Answers Pdf - 2
Question: 6
When one leg of parallel circuit is opened out the total current will
(A) becomes zero
(B) reduce
(C) increase
(D) decrease
Ans: D
decrease
Question: 7
A substance whose molecules consists of dissimilar atoms is called
(A) insulator
(B) compound
(C) semi-conductor
(D) super-conductors
Ans: B
compound
Question: 8
A rheostat differs from potentiometer in the respect that it
(A) offers large number of tappings
(B) has large number of turns
(C) has higher wattage rating
(D) has lower wattage rating
Ans: C
has higher wattage rating
Question: 9
Which of the following can have negative temperature coefficient?
(A) electrolytes
(B) metallic alloys
(C) liquid metals
(D) compounds of silver
Ans: A
electrolytes
Question: 10
For which of the follow ‘ampere second’ could be the unit?
(A) energy
(B) reluctance
(C) power
(D) charge
Ans: D
charge
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