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 3.2 H. 3.2 mH. 3.2 µH. 32 mH. 3.2 H. 3.2 mH. 3.2 µH. 32 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of Hertzian dipole in the plane perpendicular to dipole is a None of these Null Figure of eight Circle None of these Null Figure of eight Circle ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Inside a hollow conducting sphere electric field is a non zero constant. electric field is zero. electric field changes with distance from the center of the sphere. electric field changes with magnitude of the charge given to the conductor. electric field is a non zero constant. electric field is zero. electric field changes with distance from the center of the sphere. electric field changes with magnitude of the charge given to the conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Due to which of the following reasons a lightning conductor on top of a building is made into a pointed spike? None of these Dust particles may not accumulate Rain drops may not collect Charge per unit area becomes very high for lightening to discharge None of these Dust particles may not accumulate Rain drops may not collect Charge per unit area becomes very high for lightening to discharge ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Ohm’s law in point from field theory can be expressed as J = E / σ. J = σE. V = IR. R = ρ × ( l / A). J = E / σ. J = σE. V = IR. R = ρ × ( l / A). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Find the length of a conductor which is moving with a velocity 0.4m/s in a magnetic field of 8T, inducing an emf of 20V. 0.6m. 0.5m. 5.25m. 6.25m. 0.6m. 0.5m. 5.25m. 6.25m. ANSWER DOWNLOAD EXAMIANS APP
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