Class 9 Physics Online Tests
Physics Efficiency Multiple Choice Questions (MCQ) PDF Download
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Physics Efficiency MCQs: Questions and Answers PDF Download
MCQ 1: (a required form of output/total input energy)×100 is equal to
MCQ 2: An body builder does 15 Joules of useful work from every 60 Joules of food energy which he takes. His efficiency will be
MCQ 3: If some energy given to a system, then energy in the required form obtained is always
MCQ 4: A system which gives an output equal to the total energy used by it is called
MCQ 5: The ratio of required form of energy obtained from a system as output to the total energy given to it as input is called its
Class 9 Physics Practice Tests
Physics Efficiency Learning App & Free Study Apps
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9th Grade Physics MCQs eBook Download
Grade 10 Physics Career Tests
Grade 9 Physics Practice Tests
Grade 10 Physics MCQ Questions
- The positive charge in an atom was concentrated in a small region called
- A pipe with a larger cross-sectional area than other offers
- When sound is incident on the surface of a medium it bounces
- The to and fro oscillatory motion in which acceleration of the body
- Which of the following is used in fiber optics?
- The branch of optics that focuses on the creation of images is called
Physics: Efficiency MCQs Book Questions
- (a required form of output/total input energy)×100 is equal to
- A modified type of beam balance used to measure small masses by
- The materials which trap air inside them are
- Mass, length, speed, work, time and energy are the examples of
- The approximate length of a glass tube to construct a water barometer should be
- If zero line of Vernier scale is on the right of zero