Electromagnetic Field Theory The skip distance is the maximum distance upto which ionospheric reflection is possible. True False True False ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave magnetic field is represented by Bx = cos(y – ct). The electric and magnetic fields will be zero in the direction Ex = Ey = 0, Bx = By = 0. Ex = Ey = 0, By = Bz = 0. None of these. Ey = Ez = 0, By = Bz = 0. Ex = Ey = 0, Bx = By = 0. Ex = Ey = 0, By = Bz = 0. None of these. Ey = Ez = 0, By = Bz = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following represents ohms law V = RI J = σE I = GV All of these V = RI J = σE I = GV All of these 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 5 C. 10 C. 40π C. None of above. 5 C. 10 C. 40π C. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH. 250. 225. 150. 145. 250. 225. 150. 145. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An infinite non conducting sheet of charge has σ of 10-7 c/m3. Equipotential surface for a potential of 10 volts is. 1.77 mm. 0.88 mm. 1.32 mm. 0. 1.77 mm. 0.88 mm. 1.32 mm. 0. ANSWER DOWNLOAD EXAMIANS APP