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प्रश्न
Is power a scalar quantity?
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उत्तर
Yes, power is a scalar quantity.
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संबंधित प्रश्न
Fill in the blank with suitable word :
1 joule is the work done when a force of 1 __________ moves an object through a distance of one __________ in the direction of __________.
Determine the amount of work done when an object is displaced at an angle of 30° with respect to the direction of the applied force.
Is work done a scalar or a vector physical quantity?
Distinguish between work and power.
Name the type of energy possessed by a
(i) stretched catapult (ii) hot iron
(iii) wound up clock
An object is dropped from a height H. when is its
(i) P.E. maximum,
(ii) K.E. maximum,
(iii) P.E. = K.E.?
Name the physical quantity associated with the 'rate of doing work'.
Can two agents, doing the same work, have different power?
Look at the activity below. Reason out whether or not work is done in the light of your understanding of the term ‘work’.
Food grains are getting dried in the sun.
