Chapter 9: Class 9 Physics Exam Tests
Class 9 Physics MCQs - Chapter 9
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The Multiple Choice Question (MCQ Quiz): Work done in lifting a brick of mass 2 kg through a height of 5 m above ground will be; "Work and Energy" App Download (Free) with answers 100 j, 2.5 j, 50 j and 80 j to study high school online courses. Solve physics work quiz questions, download Google eBook (Free Sample) for online degree programs.
MCQ 81: The work done in lifting a brick of mass 2 kg through a height of 5 m above ground will be
MCQ 82: A form of energy given by hot bodies is called
MCQ 83: Solar energy can also be converted directly into electricity by
MCQ 84: Sunlight and water power are the sources of energy which are
MCQ 85: A boy has pulled a cart through 40 m applying a force of 200 N. The work done by him is
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