Electromagnetic Field Theory What is the value of skin depth as 100 Hz in a material having μr = 1.0 and & σ = 3.60 × 107 s/m 2.4 mm. 10 mm. 4 mm. 8.4 mm. 2.4 mm. 10 mm. 4 mm. 8.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The divergence of a vector is a scalar, while the curl of a vector is another Scalar None of these Vector Unit vector Scalar None of these Vector Unit vector ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Radiation intensity in a given direction is the None of these Power radiated per unit solid angle in that direction Energy radiated per square metre Power radiated per square metre None of these Power radiated per unit solid angle in that direction Energy radiated per square metre Power radiated per square metre ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in Tv broadcast Radio astronomy Point to point communication All of these Tv broadcast Radio astronomy Point to point communication All of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Mutual inductance between two magnetically coupled coils depends on the number of their turns. cross sectional area of their common core. all of above. permeability of core. the number of their turns. cross sectional area of their common core. all of above. permeability of core. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A rectangular loop in the x – z plane bounded by the lines x = 0, x = a, z = 0 and z = b is in a time varying magnetic field is given by B = B0 cosωt + ay. Where B0 is constant, ω is angular frequency and ay unit vector in the y direction. Now the emf induced in the loop is given by Bo ω sinω t. ab Bo cosω t. abω Bo sinω t. Zero. Bo ω sinω t. ab Bo cosω t. abω Bo sinω t. Zero. ANSWER DOWNLOAD EXAMIANS APP
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