Electromagnetic Field Theory Which of the following is zero in relation to electromagnetic fields? Div curl A. Curl curl A. Grad div A. Div grad V. Div curl A. Curl curl A. Grad div A. Div grad V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Conductor is static and the field is varying then emf will be induced. This principle is called none of these virtually induced emf. dynamically induced emf. static induced emf. none of these virtually induced emf. dynamically induced emf. static induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Find H for centre of solenoid having finite length d = 1 unit where N = no of turns = 500, I = 2 A. None of these. 500. 1000. 100. None of these. 500. 1000. 100. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following statement is correct for divergence of electric and magnetic flux densities? These are zero for static densities but non zero for time varying densities. It is zero for the electric flux density. It is zero for the magnetic flux density. Both are zero. These are zero for static densities but non zero for time varying densities. It is zero for the electric flux density. It is zero for the magnetic flux density. Both are zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is true for a purely inductive circuit ? Apparent power of the circuit is zero. Actual power of the circuit is zero. Reactive 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. Actual power of the circuit is zero. Reactive power of the circuit is zero. Any capacitance even if present in the circuit will not be charged. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of total electric flux coming out of a closed surface? Equal to total charge enclosed by the surface. Zero. Equal to the surface charge density. Equal to volume change density. Equal to total charge enclosed by the surface. Zero. Equal to the surface charge density. Equal to volume change density. ANSWER DOWNLOAD EXAMIANS APP
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