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Question
Give an example
Electrical energy changes of sound energy.
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Solution
Electric bell
RELATED QUESTIONS
What are the units of (a) work, and (b) energy?
Write the formula for the work done on a body when a force acts on the body in the direction of its displacement. Give the meaning of each symbol which occurs in the formula.
Name the type of energy possessed by a
(i) stretched catapult (ii) hot iron
(iii) wound up clock
Fill in the boxe to show the corresponding energy transformation.
Give an example
Electrical energy changes to heat energy.
What is work?
A uniform chain of length 2 m is kept on a table such that a length of 60 cm hangs freely from the edge of the table. The total mass of the chain is 4 kg. What is the work done in pulling the entire chain on the table?
Work done by this force at any instant is ______.
