Electromagnetic Field Theory For a line characteristic impedance zo terminated is load zo/3, the reflection coefficient is 2/3. 1/3. – ½. – 1/3. 2/3. 1/3. – ½. – 1/3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Materials subjected to rapid reversals of magnetism should have low permeability. low hysteresis loss. both a and b. high permeability. low permeability. low hysteresis loss. both a and b. high permeability. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A metal sphere with 1 m radius and a surface charge density of 10 coulombs/m2 is enclosed in a cube of 10 m side. The total outward electric displacement normal to the surface of the cube is 5 C. None of above. 40π C. 10 C. 5 C. None of above. 40π C. 10 C. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following circuit element stores energy in electro-magnetic field? Variable Resistor. Condenser. Inductor. Capacitor. Variable Resistor. Condenser. Inductor. Capacitor. ANSWER DOWNLOAD EXAMIANS APP
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 37.68 mH. 113.04 mH. 113.04 µH. 37.68 µH. 37.68 mH. 113.04 mH. 113.04 µH. 37.68 µH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A solid sphere made of insulating material has a radius R and has a total charge Q distributed uniformly in its volume. What is the magnitude of electric field intensity, E, at a distance r (o less than r less than R) inside the sphere QR/(4π εo r3). Qr/(4 π εo R3). Q/(4 π εo r3). 3 Qr/(4 π εo R3). QR/(4π εo r3). Qr/(4 π εo R3). Q/(4 π εo r3). 3 Qr/(4 π εo R3). ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS