91. What is the definition of power in Physics?
92. When an object of 14 kg is at a height of 5 m from the ground, then find the energy contained in it? (g = 9.8ms-2)
93. An object of mass 10kg is placed at the height of 6 meter from the ground. Calculate the potential energy stored in it. (g = 9.8 m/sec2)
94. Rockets work on the principle of . . . . . . . . conservation.
95. A man is standing on a sensitive balance. If he inhales deeply, the reading of the balance
96. Potential energy and kinetic energy are the type of . . . . . . . .?
97. A girl whose weight is 200 N, climbs on a tree which height is 2-meter. What was the work done by the girl after climbing the tree? (g = 10m/sec2)
98. What is the energy exerted due to the position and shape taken by an object?
99. During the free falling of an object-
100. After a shell explodes, many pieces fly off in different directions. What is conserved in this situation?
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