Advertisements
Advertisements
Question
What kind of energy is possessed in a situation when?
A stone, in a stretched catapult.
Solution
Potential Energy.
APPEARS IN
RELATED QUESTIONS
Give one relevant example for the following transformation of energy :
Chemical energy to light energy.
A body of mass m falls down through a height h. Obtain an expression for the work done by the force of gravity.
A light mass and a heavy mass have equal momentum. Which will have more kinetic energy?
(Hint : Kinetic energy K = P2/2m where P is the momentum.)
Differentiate between the potential energy (U) and the kinetic energy (K).
State the energy changes in the following case while in use:
an electric cell in a circuit
What is tidal? Explain in brief.
What is the main source of energy for earth?
Name two examples in which the mechanical energy of a system remains constant.
Use your brain power!
Why do tablets of camphor decrease in size day by day?
Energy from various sources is considered to have been derived from the sun. Do you agree? Justify your answer.