Which of the following statements is/are correct observation/s when the magnet is inserted through the solenoid that is connected to the galvanometer? I. The direction of the galvanometer depends on the speed of the magnet. II. The degree deflection is proportional to the length of the inserted magnet. III. The faster you insert-retract the magnet the greater the degree of deflection IV. The galvanometer deflection increases when the polarity of the inserted magnet is reversed. A. I and II B. II and III C. III and IV D. I, II and III O E. II, III and IV

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A: when ring rotates then the flux through ring vary which can cause the flux to change due to which an…

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A: Option  (b) is correct

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Q: Which of the following statements is/are correct observation/s when the magnet is inserted through…

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Q: 2

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Q: Two permanent magnets A N B N E 13. Which of the following statement/s islare TRUE? * I. In…

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Q: the magnetic flux inc

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