Electromagnetic Field Theory A coil of 300 turns is wound on a non-magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The current of 3 A will be 113.04 µH. 37.68 µH. 113.04 mH. 37.68 mH. 113.04 µH. 37.68 µH. 113.04 mH. 37.68 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The main purpose of choke is to block low frequencies. to pass high frequencies. none of above. to pass low frequencies. to block low frequencies. to pass high frequencies. none of above. to pass low frequencies. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A medium is said to be isotropic when ∈ is a scalar constant. ∈ is zero. ∈ = μσ. ∈ = μ. ∈ is a scalar constant. ∈ is zero. ∈ = μσ. ∈ = μ. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of all flux from the current in coil 1 links with coil 2, the coefficient of coupling will be 2.0. Zero. 1.0. 0.5. 2.0. Zero. 1.0. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An infinite sheet has a charge density of 150 μ C/m. The flux density in μ C/m 2 is 1/75. 75. 100. 50. 1/75. 75. 100. 50. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of the induced emf in a conductor depends upon on the flux density of the magnetic field. amount of flux cut. rate of change of flux linkage. amount of flux linkage. flux density of the magnetic field. amount of flux cut. rate of change of flux linkage. amount of flux linkage. ANSWER DOWNLOAD EXAMIANS APP