Advertisements
Advertisements
प्रश्न
Give one relevant example for the following transformation of energy :
Chemical energy to light energy.
Advertisements
उत्तर
Fire crackers burst
APPEARS IN
संबंधित प्रश्न
Two toy-cars A and B of masses 500 g and 200 g respectively are moving with the same speed. Which of the two has the greater kinetic energy?
State two characteristic which a source of energy must have.
What is meant by the renewable and non-renewable sources of energy? Distinguish between them giving two examples of weach.
What is ocean? Explain in brief.
What is geo thermal energy? Explain in brief.
Name the form of energy in which potential energy can change.
How is kinetic energy possessed by a moving body measured?
State the energy changes which take place when:
A body released from rest from the top of a building.
State the energy changes which take place when:
Water stored in dams rotates turbine connected to a dynamo.
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)
