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प्रश्न
Fill in the blank
The S.I.unit of energy is ______
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उत्तर
The S.I.unit of energy is joule
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संबंधित प्रश्न
Write true or false of the following statement.
Potential energy changes into kinetic energy when it is put to use
Select the correct alternatives
The correct statement is
Tick the most appropriate answer.
The force applied on a machine to do work is called the
Give a reason for the following.
The efficiency of a machine is always less than 100%.
Name two units of power bigger than watt.
How many joules are there in one kilowatt-hour?
A cell converts one form of energy into another form. Name the two forms.
Derive the relation between commercial unit of energy (kWh) and SI unit of energy (joule).
The commercial unit of energy is :
Which one of the following is not the unit of energy?
