Advertisements
Advertisements
प्रश्न
Name the physical quantity whose SI unit is Nm.
Advertisements
उत्तर
Torque
APPEARS IN
संबंधित प्रश्न
A bullet of mass 0.5 kg slows down from a speed of 5 m s-1 to that of 3 m s-1. Calculate the change in kinetic energy of the ball.
What is the work done against gravity when a body is moved horizontally along a frictionless surface?
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?
A girl is carrying a school bag of 3 kg mass on her back and moves 200 m on a levelled road. If the value of g be 10 m/s2, the work done by the girl against the gravitational force will be :
Why is the work done on an object moving with uniform circular motion zero?
Name the force acting away from the centre of circular path.
Fill in the boxe to show the corresponding energy transformation.

Give an example
Chemical energy changes to electrical energy.
