Electromagnetic Field Theory If the static magnetic flux density is B, then Curl of B = 0. Curl of B = J. Divergence of B = 0. Divergence of B = J. Curl of B = 0. Curl of B = J. Divergence of B = 0. Divergence of B = J. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The inductance of a long solenoid of length 1000 mm wound uniformly with 3000 turns on a cylindrical paper cable of 60 mm diameter is 32 mH. 3.2 H. 3.2 µH. 3.2 mH. 32 mH. 3.2 H. 3.2 µH. 3.2 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have large coercivity. high resistivity. small B-H loop area. high hysteresis coefficient. large coercivity. high resistivity. small B-H loop area. high hysteresis coefficient. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Cork Screw rule is used to find direction of magnetic field. direction of current. direction of emf. direction of electric field. direction of magnetic field. direction of current. direction of emf. direction of electric field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two coils are coupled in such a way that the mutual inductance between them is 20 mH. If the inductances of the coils are 40 mH and 50 mH respectively, the coefficient of coupling is 0.477. 0.447. 0.577. 0.01. 0.477. 0.447. 0.577. 0.01. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The skip distance is the maximum distance upto which ionospheric reflection is possible. False True False True ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS