Electromagnetic Field Theory The useful magnetic flux obtainable from any closed surface is None of these Unity Constant Both A and B None of these Unity Constant Both A and B ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a single turn coil rotates in a uniform magnetic field at a uniform speed, the induced emf will be alternating. none of these. steady. pulsating. alternating. none of these. steady. pulsating. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Conductor is static and the field is varying then emf will be induced. This principle is called static induced emf. dynamically induced emf. none of these virtually induced emf. static induced emf. dynamically induced emf. none of these virtually induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is 2 N. 3.75 N. 2.5 N. 5 N. 2 N. 3.75 N. 2.5 N. 5 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is true for a purely inductive circuit ? Any capacitance even if present in the circuit will not be charged. Apparent power of the circuit is zero. Reactive power of the circuit is zero. Actual power of the circuit is zero. Any capacitance even if present in the circuit will not be charged. Apparent power of the circuit is zero. Reactive power of the circuit is zero. Actual power of the circuit is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The static electric field in a conductor is Infinity None of these Unity Zero Infinity None of these Unity Zero ANSWER DOWNLOAD EXAMIANS APP
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