Electromagnetic Field Theory When a conductor moves in the field, so that it makes an angle 8 with the lines of flux, the force F is given as : F = Bl sin2 0. Yes No Yes No 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 0. 100 μ v/m. - 100 μ v/m. None of above. 0. 100 μ v/m. - 100 μ v/m. None of above. 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. 5 C. 10 C. 40π C. None of above. 5 C. 10 C. 40π C. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In a dielectric material an applied field in x direction Ex = 5 v/m gives a polarization of px = 3/10π ux nc/m2. The susceptibility of the material is Zero. 4.32. Infinity. 2.16. Zero. 4.32. Infinity. 2.16. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which statement does not say that electrostatic field is conservative? The work done in a closed path inside the fields is zero. If the curl of E is identically zero. If is gradient of a scalar potential. The potential difference between two points is zero. The work done in a closed path inside the fields is zero. If the curl of E is identically zero. If is gradient of a scalar potential. The potential difference between two points is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire carrying current is bent in the form of a circular loop. Then the magnetic field around each portion of the wire will be none of above. perpendicular to the circumference of the wire. parallel to the plane of the wire. parallel to half portion and perpendicular for the other half. none of above. perpendicular to the circumference of the wire. parallel to the plane of the wire. parallel to half portion and perpendicular for the other half. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS