मराठी

Complete the Following Sentences: (B) Kilowatt is the Unit of ....... and Kwh is the Unit of - Physics

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प्रश्न

Complete the following sentences:

Kilowatt is the unit of ....... and kWh is the unit of

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उत्तर

Kilowatt is the unit of power and kWh is the unit of energy

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Force, Work, Energy and Power - Exercise 1.4 ii [पृष्ठ ३८]

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फ्रँक Physics - Part 2 [English] Class 10 ICSE
पाठ 1 Force, Work, Energy and Power
Exercise 1.4 ii | Q 33.2 | पृष्ठ ३८

संबंधित प्रश्‍न

A body, when acted upon by a force of 10 kgf, moves to a distance 0.5 m in the direction of force. Find the work done by the force. Take 1 kgf = 10 N.


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  1. What is the work done by the boy against the force of gravity?
  2. What would have been the work done if he uses a lift in climbing the same vertical height?

A horse exerts a pull on a cart of 300 N so that the horse-cart system moves with a uniform speed 18 km/h on a level road. Calculate the power developed by the horse in watt and also find its equivalent in horse power.

A block of mass 20 kg is pulled up a slope (fig.12) with a constant speed by applying a force of 500 N parallel to the slope. A and B are initial and final positions of the block.
(a)    Calculate the work done by the force in moving the block from A and B.
(b)    Calculate the potential energy gained by the block.


State the energy changes which take place when A piece of magnesium wire is burnt in a jar of oxygen.


What are the advantages and disadvantages of using solar cells for producing electricity?


A is a push or a pull ______.


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