Advertisements
Advertisements
प्रश्न
1 kWh = ______ J.
Advertisements
उत्तर
1 kWh = 3.6 × 106 J
APPEARS IN
संबंधित प्रश्न
How is work done by a force measured when the force is in the direction of displacement?
When does a force do work?
Give an example when work done by the force of gravity acting on a body is zero even though the body gets displaced from its initial position.
Name the quality which is measured in kW.
Name the force needed for circular motion. What is the direction of the force?
Work done by a force is equal to the product of ....... and ....
A boy takes 3 minutes to lift a 20 litre water bucket from a 20 m deep well, while his father does it in 2 minutes.
How much work each does? Take density of water = 103 kg m-3 and g = 9.8 N kg-1.
State the condition when the work done by the force is positive
Calculate the work done when:
A car is moved on a rough road through 30 m against a frictional resistance of 75 N.
For the following scenario, state whether the work done by gravity is positive, negative, or zero.
A person walks on a levelled road.
