Batteries MCQ - Electrician (Set-1) with Answers

Batteries MCQ - Electrician (Set-1) with Answers

116) The ampere-hour capacity of the battery in an emergency tube light having two 20 cm tubes will be :

Answer is:

4.5 Ah

117) At the time of charging a lead-acid battery which one of the harmful gas evolute ?

Answer is:

Hydrogen

118) What type method of charge can be done on a battery with fully discharged and kept for a long time ?

Answer is:

Trickle charge

119) What will happen when the polarities of the charger and battery are connected reversely while charging ?

Answer is:

Very high voltage flows through the battery

120) Which material is applied to the terminal post to avoid sulphation ?

Answer is:

Petroleum jelly

21
22
23
24
25
26
27