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प्रश्न
You might have seen some beautiful fireworks during Diwali. It is an example of the transformation of ______ energy into ______ energy.
पर्याय
light
atom
chemical
solar
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उत्तर
You might have seen some beautiful fireworks during Diwali. It is an example of the transformation of chemical energy into light energy.
संबंधित प्रश्न
Name five different forms of energy.
State the energy transformation on the following:
Electricity is obtained from hydro energy.
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.
Obtain an expression for the potential energy of a body of mass m at a height h above the ground.
Explain the principle of working of the windmill for generating electricity.
For the same kinetic energy of a body, what should be the change in its velocity if its mass is increased nine times?
A ball of mass 50 g falls from a height of 2m and rebounds from the ground to 1.6 m. Find:
(i) The potential energy possessed by the ball when initially at rest.
(ii) The kinetic energy of the ball before it hits the ground.
(iii) The final potential energy of the ball.
(iv) The loss in kinetic energy of the ball on collision. (Take: g = 10N kg−1)
What are the small particles that can be seen in a beam of light that enters a dark room?
Geothermal energy is:
