Question 112012PhysicsWAEC
Which of the following properties is an advantage of a lead-acid accumulator over an alkaline accumulator?
A
Possesses low internal resistance
B
Can be recharged
C
Has shorter life span
D
Possesses higher e.m.f.
Step-by-Step Explanation
A lead-acid accumulator when fully charged possesses a higher e.m.f. of 2.2V than an alkaline accumulator with an e.m.f. of 1.5V when fully charged.
Ref: New School Physics for Senior Secondary Schools (2016 Edition) by M. W. Anyakoha. Pg. 395