Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = b/4 a = 2b a = 3b a = b a = b/4 a = 2b a = 3b a = b 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 Q/(4 π εo r3). QR/(4π εo r3). 3 Qr/(4 π εo R3). Qr/(4 π εo R3). Q/(4 π εo r3). QR/(4π εo r3). 3 Qr/(4 π εo R3). Qr/(4 π εo R3). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A charge which when placed in vacuum from an equal and similar charge repels with a force of 9 × 103 N, is known as pico - coulomb. milli - coulomb. micro - coulomb. coulomb. pico - coulomb. milli - coulomb. micro - coulomb. coulomb. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Parabolic and lens antenna used at Microwave frequency Low frequency Medium frequency High frequency Microwave frequency Low frequency Medium frequency High frequency ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The core of coil length is 200 mm. The inductance of coil is 6 mH. If the core length is doubled, all other quantities, remaining the same, the inductance will be 48 mH. 12 mH. 3 mH. 24 mH. 48 mH. 12 mH. 3 mH. 24 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For a linear electromagnetic circuit, which of the following statement is true? Field energy is lesser than the co-energy. Co-energy is zero. Field energy is greater than the co-energy. Field energy is equal to the co-energy. Field energy is lesser than the co-energy. Co-energy is zero. Field energy is greater than the co-energy. Field energy is equal to the co-energy. ANSWER DOWNLOAD EXAMIANS APP
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