Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
This is because at each point of the circular path, the displacement is perpendicular to the force, which is directed towards the centre, along the radius.
APPEARS IN
संबंधित प्रश्न
Write an expression for the work done when a force is acting on an object in the direction of its displacement.
The power of a motor is 40 kW. At what speed can the motor raise a load of 20,000 N?
State the energy transformation on the following:
Electricity is obtained from solar energy.
The work done by a force acting obliquely is given by the formula : W = F cos θ ✕ s. What will happen to the work done if angle θ between the direction of force and motion of the body is increased gradually? Will it increase, decrease or remain constant.
A max X goes to the top of a building by a vertical spiral staircase. Another man Y of the same mass goes to the top of the same building by a slanting ladder. Which of the two does more work against gravity and why?
When you move upstairs, do you perform some work?
How many joules are there in 1 mega joule?
The weights of two bodies are 2.0 N and 2.0 kgf respectively what is the mass of each body?
