Cells and Batteries MCQ Objective Quiz Questions & Answers - 2

Question: 6

The state of charge of a nickel iron cell can be determined by

(A) Emf of the cell

(B) Gassing

(C) Specific gravity of electrolyte

(D) Colour of plates

Question: 7

For a group of cells when internal resistance of the group is equal to external load resistance, the group will deliver maximum

(A) Ampere hours

(B) Efficiency

(C) Power

(D) Voltage

Question: 8

Sulphated cells are indicated by the

(A) Low specific gravity

(B) Low capacity

(C) Low voltage on discharge

(D) All of the above

Question: 9

In a lead acid battery during charging hydrogen is liberated at

(A) Positive plate

(B) Anode

(C) Cathode

(D) None of the above

Question: 10

In a lead acid battery, separators are provided to

(A) Avoid internal short circuits

(B) Increase the energy efficiency

(C) Reduce internal resistance

(D) Facilitate flow of the current