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AIPMT 2007 Physics and Chemistry Paper

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Question : 35

Total: 100

The primary and secondary coils of a transformer have 50 and 1500 turns respectively. If the magnetic flux φ linked with the primary coil is given by φ=φ0+4t, where φ is in webers, t is time in seconds and φ0 is a constant, the output voltage across the secondary coil is:

30 volts
90 volts
120 volts
220 volts

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