A rectangular coil of 200 turns of wire \[15\times 40\,c{{m}^{2}}\] ma – McqOptions

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1.	A rectangular coil of 200 turns of wire \[15\times 40\,c{{m}^{2}}\] makes 50 r.p.s. about an axis in its plane parallel to its longer side and perpendicular to a magnetic field of intensity \[0.08\,Wb/{{m}^{2}}\]. what is the instantaneous value of induced e.m.f. when the plane of the coil makes an angle with magnetic field of \[45{}^\circ \].
A.	213.3 V
B.	301.7 V
C.	151.5 V
D.	zero
Answer» B. 301.7 V

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