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प्रश्न
State larger units of power.
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उत्तर
The larger units of power are:
1 Kilowatt = 1000 watt 103 W
1 Megawatt = 1000,000 W = 106 W.
संबंधित प्रश्न
When do we say that work is done?
Write an expression for the work done when a force is acting on an object in the direction of its displacement.
State two disadvantages of producing hydroelectricity.
A boy throws a rubber ball vertically upwards. What type of work, positive or negative, is done : by the force applied by the boy?
(a) by the force applied by the boy?
(b) by the gravitational force of earth?
When do we say that work is done? Write the formula for the work done by a body in moving up against gravity. Give the meaning of each symbol which occurs in it.
Draw a neat labeled diagram to show the direction of two forces acting on a body to produce rotation in it. Also mark the point about which rotation takes place.
State the conditions of equilibrium for a rigid body.
Is the motion of moon around the earth in circular path an accelerated motion?
A bucketful of water is to be drawn from a well ______ will be done when a ______ is applied to do this because there will be a ______ of water.
(displacement, work, force)
