Electromagnetic Field Theory Cork Screw rule is used to find direction of electric field. direction of current. direction of emf. direction of magnetic field. direction of electric field. direction of current. direction of emf. direction of magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which antenna is a wideband antenna? Folded dipole Marconi antenna None of these Hertz antenna Folded dipole Marconi antenna None of these Hertz antenna ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For a line characteristic impedance zo terminated is load zo/3, the reflection coefficient is 1/3. – ½. – 1/3. 2/3. 1/3. – ½. – 1/3. 2/3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Poyniting vector has the dimensions Watts/metre2. Watt × metre. Watt × metre2. Watt/metre. Watts/metre2. Watt × metre. Watt × metre2. Watt/metre. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The main disadvantage of the two-hole directional coupler is Low directional coupling High standing wave ratio Poor directivity Narrow bandwidth Low directional coupling High standing wave ratio Poor directivity Narrow bandwidth ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 10 cm long and 4 cm diameter wound with 2000 turns of wire carrying a current at 20 amp, is 12 joules. 15 joules. 30 joules. 24 joules. 12 joules. 15 joules. 30 joules. 24 joules. ANSWER DOWNLOAD EXAMIANS APP
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