Problem 11: The mass of moon is 1/80 of the mass of earth and the corresponding radius is 1/4 of the radius of earth. Calculate…

Problem 10: The engine of a JF-Thunder fighter develops a thurst of 3000 N. What horsepower does it at a velocity of 600 m/s. Solution…

Problem 9: A body of mass m drops from bridge into water of the river. The bridge is 10 m high from the water surface.(a)…

Problem 7: A ball of mass 100 grams is thrown vertically upward at a speed of 25 ms-1. If no energy is lost, determine the…

Problem 5: A man whose mass is 70 kg walks up to the third floor of a building which is 12 m above the ground…

Problem 4: The roller coaster car starts its journey from a vertical height of 40 m on the first hill and reaches a vertical height…

Problem 3: A man pulls a trolley through a distance of 50 m by applying a force of 100 N which makes an angle of…

Problem 2: A body of mass 2.0 kg is dropped from a rest position 5.0 m above the ground. What is its velocity at height…

Problem 1: A 70 kg man runs up a long flight of stairs in 4.0 seconds. The vertical height of the stair is 4.5 m.…

Numerical Problems, Work and Energy This page consists of solved numerical problems on Work and Energy included in the Physics course for Grade 11. S.NoDescription…