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Figure 10 given below shows a graph of emf ‘ε’ generated by an ac generator verses time. What is…
Figure 10 given below shows a graph of emf ‘ε’ generated by an ac generator verses time. What is the frequency of the emf?
- (a)$10\text{ Hz}$
- (b)$0.10\text{ Hz}$
- (c)$20\text{ Hz}$
- (d)$50\text{ Hz}$
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From ISC 2022 Specimen Physics Paper 1, question 21.