Commercial Unit of Energy : - The SI unit of energy is the joule (J). But the commonly used unit for electrical - energy consumption is the kilowatt-hour (kWh). If energy is consumed at the rate of 1 Kilo Joule / second, i.e., at the rate of 1 Kilo Watt, and this continues for 1 hour then the total energy consumed is called 1 KiloWatt - Hour.
Thus,
For electrical - energy consumption in houses, factories, shops, etc, kilowatt - hour is simply called ' unit'. So, the cost of electrical energy is given in terms of Rs/unit.
For example : If electricity costs Rs. 5.00/unit, it means that consumers pay Rs 5.00 for every unit (kWh) of electrical energy consumed.
1 kWh equals to ______________________. | |||
Right Option : D | |||
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Choose the correct relation from the following: | |||
Right Option : C | |||
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The energy required to raise a given volume of water from a well can be ____________ | |||
Right Option : C | |||
View Explanation |
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