A kilowatt hour is unit of
(A) Energy
(B) Power
(C) Electric charge
(D) Electric current
Question Asked : SSC CPO Sub-Inspector Exam 2008, SSC Stenographer (Grade 'C' & 'D') Exam 2010
Explanation : In the International System of Units (SI), energy is measured in joules, but in many fields other units, such as kilowatt-hours and kilocalories, are customary. All of these units translate to units of work, which is always defined in terms of forces and the distances that the forces act through.
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