Advertisements
Advertisements
प्रश्न
Define 1 joule of energy.
Advertisements
उत्तर
1 Joule is the amount of work done by a force of 1 Newton on an object that displaces it through a distance of 1 meter in the direction of the applied force.
1 J = 1 N x 1 m.
APPEARS IN
संबंधित प्रश्न
The energy of a body is its capacity to do .........
A boy tries to push a truck parked on the roadside. The truck does not move at all. Another boy pushes a bicycle. The bicycle moves through a certain distance. In which case was the work done more : on the trick or on the bicycle? Give a reason to support your answer.
What is meant by a translational motion? Give one example.
Fill in the boxe to show the corresponding energy transformation.
State the energy changes which take place when A toy car with a wound spring moves on ground.
Is power a scalar or a vector quantity?
Calculate the work done when:
A 5 kg weight is lifted 10 m vertically. (g = 9.8 m/s2)
Write the two main conditions are needed for work to be done?
Force acting on a particle moving in a straight line varies with the velocity of the particle v as F = `K/v`, where K is a constant. The work done by this force in time t is
