Electromagnetic Field Theory Which of the following represents ohms law J = σE I = GV V = RI All of these J = σE I = GV V = RI All of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force required to seperate two surfaces with a contact area measuring 5 cm by 6 cm, when flux density normal to the surface is 0.8 tesla, will be 7640 N. 76.4 N. 76400 N. 764 N. 7640 N. 76.4 N. 76400 N. 764 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following statement is correct for divergence of electric and magnetic flux densities? It is zero for the electric flux density. It is zero for the magnetic flux density. These are zero for static densities but non zero for time varying densities. Both are zero. It is zero for the electric flux density. It is zero for the magnetic flux density. These are zero for static densities but non zero for time varying densities. Both are zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electrical field strength at a distance point A due to a point charge +q, located at the origin, is 100 µl v/m. If the point charge is now enclosed by a perfectly conducting metal sheet sphere whose centre is at origin, A, outside the sphere, becomes - 100 μ v/m. None of above. 100 μ v/m. 0. - 100 μ v/m. None of above. 100 μ v/m. 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A rectangular waveguide is a Tube antenna to transmit and receive electromagnetic waves Hollow rectangular walled room carrying electromagnetic wave Hollow rectangular conducting tube through which electromagnetic waves can be propagat-ed Rectangular conducting wire to propagate electromagnetic waves Tube antenna to transmit and receive electromagnetic waves Hollow rectangular walled room carrying electromagnetic wave Hollow rectangular conducting tube through which electromagnetic waves can be propagat-ed Rectangular conducting wire to propagate electromagnetic waves ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The right hand rule for determining the direction of the induced EMF was introduced by Faraday Fleming Lenz Maxwell Faraday Fleming Lenz Maxwell ANSWER DOWNLOAD EXAMIANS APP