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प्रश्न
A ball falls to the ground as shown below :
Which law you have made use of in answering this question?
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उत्तर
Law of conservation of energy is used in answering these questions.
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संबंधित प्रश्न
A boy weighing 40 kg makes a high jump of 1.5 m.
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Fill in the blanks with suitable words:
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What is the kinetic energy of ball when it hits the ground?
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