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प्रश्न
What is the unit of EMF of a cell?
पर्याय
Ohm (Ω)
Ampere (A)
Watt (W)
J/C or volt
MCQ
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उत्तर
EMF is defined as work done per unit charge, where work is measured in joules and charge in coulombs. Therefore, the unit is J/C, which is equivalent to a volt. This is the standard unit for measuring potential difference and electromotive force.
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