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प्रश्न
What are the two kinds of mechanical energy?
What are the two forms of mechanical energy?
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उत्तर
Two kinds/forms of mechanical energy:
- The Potential Energy (P.E.)
- The Kinetic Energy (K.E.)
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संबंधित प्रश्न
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The loss in potential energy of the body,
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(i) A 200g ball is thrown vertically upward with an initial velocity of 30 ms-1. Draw a velocity-time graph for the motion of ball.
(ii) How long will the ball take to reach the highest point?
(iii) What will be the kinetic energy of ball, when it returns to the starting point, neglecting the air resistance?
(iv) What will be the potential energy of ball at highest point?
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