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A coil of wire enclosing an area of 100c...

A coil of wire enclosing an area of `100cm^(2)` is placed at an angle of `70^(@)` with a magnetic field B to `10^(-1) Wbm^(-2)`. What is the flux through the coil? B is reduced to zero in `10^(-3)`sec. What e.m.f. is induced in the coil?

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