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EMF and Terminal Voltage

Shyamli bough...

Question

Shyamli bought a battery. She read on it 'Life: 2000 hours'. She uses it throughout the day and the night. How many days will the battery run?

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Solution

Life of the battery = 2000 h
Number of hours in 1 day = 24
Number of days for which the battery can run = 2000 ÷ 24
= 83
Working :

Quotient = 83
Remainder = 8
So, the battery can run for 83 days.

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