Advertisements
Advertisements
प्रश्न
Name the CGS unit of work.
Advertisements
उत्तर
The CGS unit of work is ‘erg’.
APPEARS IN
संबंधित प्रश्न
A force of 7 N acts on an object. The displacement is, say 8 m, in the direction of the force (see the given figure). Let us take it that the force acts on the object through the displacement. What is the work done in this case?

A force acts on a body and displaces it by a distance S in a direction at an angle θ with the direction of the force. What should be the value of θ to get the maximum positive work?
What are the quantities on which the amount of work done depends? How are they related to work?
What happens to the work done when the dispacement of body is at right angles to the direction of force acting on it? Explain your answer.
Explain the difference between a uniform linear motion and a uniform circular motion.
Is work done a scalar or a vector physical quantity?
An object is dropped from a height H. when is its
(i) P.E. maximum,
(ii) K.E. maximum,
(iii) P.E. = K.E.?
Give an example
Electrical energy changes to heat energy.
