Electromagnetic Field Theory The property of the coil by which a counter emf is induced in it when the current through the coil changes is known as capacitance. series aiding inductance. mutual inductance. self inductance. capacitance. series aiding inductance. mutual inductance. self inductance. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The shape of B-H curve for air gap is ellipse. straight line. hyperbola. parabola. ellipse. straight line. hyperbola. parabola. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A medium is said to be isotropic when ∈ = μ. ∈ is a scalar constant. ∈ = μσ. ∈ is zero. ∈ = μ. ∈ is a scalar constant. ∈ = μσ. ∈ is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The principle of dynamically induced emf is utilized in a thermocouple. generator. choke. transformer. thermocouple. generator. choke. transformer. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory According to Coulomb’s law, the force of attraction or repulsion, between to electrical charges is inversely proportional to the distance between them. directly proportional to the distance between them. directly proportional to the square of the distance between them. inversely proportional to the square of the distance between them. inversely proportional to the distance between them. directly proportional to the distance between them. directly proportional to the square of the distance between them. inversely proportional to the square of the distance between them. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a conductor moves in the field, so that it makes an angle 8 with the lines of flux, the force F is given as : F = Bl sin2 0. No Yes No Yes ANSWER DOWNLOAD EXAMIANS APP
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