Basics of Batteries and their uses MCQ Questions & Answers - 2

Question: 6

In a lead acid cell hydrogen is liberated at _____ plate.

Question: 7

The excepted life of a lead acid battery is _____ years.

Question: 8

Battery charging room is to kept well ventilated so as to reduce the hydrogen concentration below _____ percent.

Question: 9

Fuel cell have conversion efficiencies of about _____ %.

Question: 10

Modern solar cells are made of _____