Advertisements
Advertisements
प्रश्न
Name the physical quantity which is associated with the work done by a body.
एक पंक्ति में उत्तर
Advertisements
उत्तर
'Energy' is the body's ability to do work.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
State the S.I. unit of work and define it.
State the energy transformation on the following:
Electricity is obtained from solar energy.
What is the work done against gravity when a body is moved horizontally along a frictionless surface?
Name the physical quantity which is equal to the energy of a body.
Name the type of energy possessed by a moving bullet.
A bullet is of mass 'm' g and is moving with a velocity 'v' m/s. Find the kinetic energy of the bullet when
(a) The mass is doubled,
(b) The velocity is tripled.
Fill in the boxe to show the corresponding energy transformation.
If 60% of the potential energy available in a waterfall is converted into heat energy, find the height of the waterfall, when the temperature difference between the top and the bottom of the fall is 0.210C (sp. Heat cap. Of water = 4200J/kgK).
Is power a scalar or a vector quantity?
An electric motor of power 100 W is used to drive the stirrer in a water bath. If 50% of the energy supplied to the motor is spent in stirring the water. Calculate the work done on the water in one minute.
