Electromagnetic Field Theory An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be 16 A / s. 64 A / s. 4 A / s. 32 A / s. 16 A / s. 64 A / s. 4 A / s. 32 A / s. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Kirchhoff’s current law is implict in expression Curl of H = J + (δ D)/(δ t). Surface integral of (j.ds) = 0. Divergence of B = 0. Divergence of D = ρv. Curl of H = J + (δ D)/(δ t). Surface integral of (j.ds) = 0. Divergence of B = 0. Divergence of D = ρv. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two spheres of radius r1 and r2 are connected by a conducting wire. Each of the spheres has been given a charge Q. Now larger sphere will have smalled potential. smaller sphere will have zero potential. larger sphere will have greater potential. both of sphere will have same potential. larger sphere will have smalled potential. smaller sphere will have zero potential. larger sphere will have greater potential. both of sphere will have same potential. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If the resistance of a conductor does not vary in accordance with the Ohms law it is known as reverse conductor. bad conductor. non - conductor. non - linear conductor. reverse conductor. bad conductor. non - conductor. non - linear conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A pure inductor when connected across 220 V, 50 Hz supply consumes 100 W. From the above statement it can be concluded that the inductor is made of thin wire. the above statement is false. the inductor is non linear. the inductor has ferrite core. the inductor is made of thin wire. the above statement is false. the inductor is non linear. the inductor has ferrite core. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force required to seperate two surfaces with a contact area measuring 5 cm by 6 cm, when flux density normal to the surface is 0.8 tesla, will be 76400 N. 764 N. 76.4 N. 7640 N. 76400 N. 764 N. 76.4 N. 7640 N. ANSWER DOWNLOAD EXAMIANS APP
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