Advertisements
Advertisements
Question
Name the two groups in which various sources of energy are classified?
Advertisements
Solution
Renewable and Non-renewable sources of energy.
RELATED QUESTIONS
State the energy change in the following device while in use:
A glowing electric bulb.
A certain form of energy which is not sourced directly or indirectly from the sun and does not cause any pollution is very easily converted into electricity. This form of energy is, however, not available everywhere. Moreover, it is technically very difficult and expensive to obtain it. Name the form of energy.
How many MeV are equivalent to 1 atomic mass unit (u)?
Fill in the blank
Energy possessed by a compressed spring is ______ energy.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given case:
An arrow shot out of a bow.
What is the main source of energy for earth?
State two advantages of using nuclear energy for producing electricity.
Name the energy changes for each of the following cases:
dynamo
Calculate the change in the Kinetic energy of a moving body if its velocity is reduced to 1/3rd of the initial velocity.
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)
