Electromagnetic Field Theory Which of the following is zero in relation to electromagnetic fields? Div grad V. Div curl A. Grad div A. Curl curl A. Div grad V. Div curl A. Grad div A. Curl curl A. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 10 cm long and 4 cm diameter wound with 2000 turns of wire carrying a current at 20 amp, is 30 joules. 24 joules. 15 joules. 12 joules. 30 joules. 24 joules. 15 joules. 12 joules. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of magnetic vector potential due to an infinitesimally small current element, evaluated at infinite distance from it? Zero. Depends on strength of current element. Infinity. Unity. Zero. Depends on strength of current element. Infinity. Unity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A metal sphere with 1 m radius and a surface charge density of 10 coulombs/m2 is enclosed in a cube of 10 m side. The total outward electric displacement normal to the surface of the cube is None of above. 10 C. 40π C. 5 C. None of above. 10 C. 40π C. 5 C. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory 1 Maxwell is the same as 104 weber. 10-8 weber. 10-8 weber. 10-4 weber. 104 weber. 10-8 weber. 10-8 weber. 10-4 weber. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is not a unit of flux? All of above. Maxwell. Telsa. Weber. All of above. Maxwell. Telsa. Weber. ANSWER DOWNLOAD EXAMIANS APP
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