Chapter 9: Class 9 Physics Exam Tests
Class 9 Physics MCQs - Chapter 9
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MCQ 91: An electric lamp produces
MCQ 92: If a pump can lift 80 kg of water through a vertical height of 20 meters in 25 seconds. Then the power of the pump is
MCQ 93: The potential energy stored in a body of mass 50 kg when it raised to height of 3 m is
MCQ 94: The water stored in damns is used for irrigation and also to generate
MCQ 95: A nuclear power plant uses the energy released in nuclear reactor to generate electric power is called
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