71. The energy contained in an object due to the change in position and shape is called.
72. When an object of 10kg is placed at a height of 7m from the ground, how much energy it will contained-
73. The work done, to increase speed 5 m/s to 10 m/s by a car of 800kg is . . . . . . . .
74. An object of 5 kg is raised to a height of 4 m. What will be the value of the work done due to the force of gravity on that object?
(g = 10m/s2)
(g = 10m/s2)
75. Name the physical quantity that is equal to the product of force and velocity.
76. Force is the product of
77. Which of the following is never alone in nature?
78. Force between two bodies, always . . . . . . . .
79. How many watts are there in metric horse power?
80. If a girl with a weight of 40 N, climbs on the rope for 20 seconds with the power of 160 watts, then at which height will she reach?
Read More Section(Work, Energy and Power)
Each Section contains maximum 100 MCQs question on Work, Energy and Power. To get more questions visit other sections.