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     EduGorilla 
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    If the magnetic flux linked with a coil varies with time as φ = 3t2 + 4t + 9, then what is the magnitude of the induced emf at t = 2s?

    Options :-

    1. 9 V
    2. 16 V
    3. 3 V
    4. 4 V
    5. 6 V
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