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प्रश्न
What kind of energy is possessed in a situation when?
An electron spinning around the nucleus.
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उत्तर
Kinetic Energy.
संबंधित प्रश्न
State two advantages of geothermal energy.
A body of mass m falls down through a height h. Obtain an expression for the work done by the force of gravity.
How is the solar energy used to generate electricity in a solar power plant?
Name two examples in which the mechanical energy of a system remains constant.
Identify the type of energy possessed by the body in each of the following:
(a) A coiled spring of the toy car
(b) A hammer which is raised
(c) A stone shot from a catapult
(d) Water stored in the overhead tank
(e) A tadpole moving in water.
State the energy changes which take place when:
Food is digested by animals.
What is the form of that graph between
(i) K.E. and velocity for a constant mass?
(ii) K.E. and mass for a constant velocity?
Match the pairs.
| Group 'A' | Group 'B' | ||
| (1) | Rolling object | (a) | Heat energy |
| (2) | Food | (b) | Atomic energy |
| (3) | Stretched bow | (c) | Kinetic energy |
| (4) | Sunlight | (d) | Potential energy |
| (5) | Uranium |
(e)
|
Chemical energy
|
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A compressed spring
