Advertisements
Advertisements
प्रश्न
Give one relevant example for the following transformation of energy:
Electrical energy to mechanical energy.
Advertisements
उत्तर
An electric generator.
APPEARS IN
संबंधित प्रश्न
State the energy change in the following device while in use:
A glowing electric bulb.
State two advantages of geothermal energy.
Fill in the blank
An object falling freely from the roof of a multistorey building has ________ and _________ energy when halfway down the building.
Can a body possess energy even when it is not in motion ? Explain your answer with an example.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A compressed spring
Why using wood as fuel is not advisable although wood is a renewable source of energy?
State four ways for the judicious use of energy.
A ball of mass 200 g falls from a height of 5 m. What will be its kinetic energy when it just reaches the ground? (g = 9.8 m s−2)
You do not have rangoli powder. What things can you use as an alternative?
Geothermal energy is:
