Electromagnetic Field Theory A medium is said to be isotropic when ∈ is zero. ∈ is a scalar constant. ∈ = μσ. ∈ = μ. ∈ is zero. ∈ is a scalar constant. ∈ = 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. 1.0. 0.5. Zero. 2.0. 1.0. 0.5. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 30 cm long and 3 cm diameter wound with 1000 turns of wire carrying a current at 10 amp, is 1.15 joule. 0.15 joule. 0.015 joule. 0.015 joule. 1.15 joule. 0.15 joule. 0.015 joule. 0.015 joule. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of force acting on a current carrying conductor placed in a magnetic field is independent of length of conductor. current flowing through the conductor. cross-sectional area of conductor. flux density. length of conductor. current flowing through the conductor. cross-sectional area of conductor. flux density. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic field intensity at centre of circular coil, of diameter 1 m and carrying a current of 2 A is 2 A/m. 8 A/m. 1 A/m. 4 A/m. 2 A/m. 8 A/m. 1 A/m. 4 A/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field strength of charge Increase distance. Increase square distance. Decrease with distance. Decrease with square distance. Increase distance. Increase square distance. Decrease with distance. Decrease with square distance. ANSWER DOWNLOAD EXAMIANS APP
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