Physics
Match the following:
| Column A | Column B |
|---|---|
| (a) A stone at a height | (i) power |
| (b) A moving ball | (ii) joule |
| (c) Energy | (iii) work done in 1 sec |
| (d) Power | (iv) potential energy |
| (e) watt | (v) kinetic energy |
Related Questions
Write true or false for each statement:
(a) A coolie does no work against the force of gravity while carrying a luggage on a plane road.
(b) The energy stored in water of a dam is kinetic energy.
(c) The energy of a flying kite is kinetic energy.
(d) Work done by a boy depends on the time in which he does work.
(e) Power spent by a body depends on the time for which it does work.
Define work.
When does a force perform work?