Basic Electrical Engineering (3110005) MCQs

MCQs of Electrical Installations

Showing 81 to 83 out of 83 Questions
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81.
The lead-acid cell should never be discharged beyond
(a) 1.8 V
(b) 1.9 V
(c) 2 V
(d) 2.1 V
Answer:

Option (a)

82.
48 ampere-hour capacity would deliver a current of
(a) 48 A for 1 hour
(b) 24 A for 2 hours
(c) 8 A for 6 hours
(d) 6 A for 8 hours
Answer:

Option (d)

83.
Batteries are charged by
(a) rectifiers
(b) engine generator sets
(c) motor generator sets
(d) any one of the above methods
Answer:

Option (d)

Showing 81 to 83 out of 83 Questions
6 7 8 9