Electromagnetic Field Theory Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V. 0.6m. 5.25m. 6.25m. 0.5m. 0.6m. 5.25m. 6.25m. 0.5m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory It was suggested by _____________ that the electric field should be imagined to be divided into tubes of force containing a fixed number of line of force Newton. Kelvin. all of above. Faraday. Newton. Kelvin. all of above. Faraday. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory 1 Maxwell is the same as 104 weber. 10-4 weber. 10-8 weber. 10-8 weber. 104 weber. 10-4 weber. 10-8 weber. 10-8 weber. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of the induced emf in a conductor depends upon on the flux density of the magnetic field. amount of flux linkage. rate of change of flux linkage. amount of flux cut. flux density of the magnetic field. amount of flux linkage. rate of change of flux linkage. amount of flux cut. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A rectangular loop in the x – z plane bounded by the lines x = 0, x = a, z = 0 and z = b is in a time varying magnetic field is given by B = B0 cosωt + ay. Where B0 is constant, ω is angular frequency and ay unit vector in the y direction. Now the emf induced in the loop is given by Bo ω sinω t. abω Bo sinω t. ab Bo cosω t. Zero. Bo ω sinω t. abω Bo sinω t. ab Bo cosω t. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH. 250. 225. 150. 145. 250. 225. 150. 145. ANSWER DOWNLOAD EXAMIANS APP
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