Electromagnetic Field Theory The ability of charged bodies to exert force on one another is attributed to the existence of electric field. neutrons. protons. electrons. electric field. neutrons. protons. electrons. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric flux in coulombs emanating from any surface of a cube containing C coulombs of charge at its centre is Q / 4π. Q / 6ε. Q / 6. 4πQ / 6ε. Q / 4π. Q / 6ε. Q / 6. 4πQ / 6ε. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A long straight wire carries a current I = 10A. At what distance is the magnetic field H = 1A/m? 1.29 m. 1.59 m. 1.39 m. 1.19 m. 1.29 m. 1.59 m. 1.39 m. 1.19 m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Radiation intensity in a given direction is the Power radiated per square metre None of these Energy radiated per square metre Power radiated per unit solid angle in that direction Power radiated per square metre None of these Energy radiated per square metre Power radiated per unit solid angle in that direction ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic flux density emerging out of a closed surface is infinite. depends on magnetic movements outside the closed surface depends on magnetic movements inside the closed surface. zero. infinite. depends on magnetic movements outside the closed surface depends on magnetic movements inside the closed surface. zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The developed electromagnetic force and or torque in electromechanical energy conversion system act in a direction that tends to decrease the co-energy at constant mmf. to increase the stored energy at constant flux. to decrease the stored energy at constant mmf. to decrease the stored energy at constant flux. to decrease the co-energy at constant mmf. to increase the stored energy at constant flux. to decrease the stored energy at constant mmf. to decrease the stored energy at constant flux. ANSWER DOWNLOAD EXAMIANS APP
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