Electromagnetic Field Theory Which of the following is multiband HF receiving antenna? Conical horn Folded dipole Square loop Log-periodic Conical horn Folded dipole Square loop Log-periodic ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following is the unit of inductance? Milli- henry. Ohm. Ampere turns. Webers / m. Milli- henry. Ohm. Ampere turns. Webers / m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Parabolic and lens antenna used at High frequency Low frequency Microwave frequency Medium frequency High frequency Low frequency Microwave frequency Medium frequency ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A waveguide operated below cut off frequency can be used as Phase shifter An attenuator None An isolator Phase shifter An attenuator None An isolator ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A potential field is given by V = 3x2 y – yz. The electric field at P(2, -1, 4) is 12 Ix - 8 Iy V/m. 12 Ix - 8 Iy - Iz V/m. 12 Ix + 8 Iy + Iz V/m. 12 Ix - Iz V/m. 12 Ix - 8 Iy V/m. 12 Ix - 8 Iy - Iz V/m. 12 Ix + 8 Iy + Iz V/m. 12 Ix - Iz V/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory How much current must flow in a loop of radius 1m to produce a magnetic field of 1 mA/m? 1.5 mA. 2.5 mA. 1mA. 2 mA. 1.5 mA. 2.5 mA. 1mA. 2 mA. ANSWER DOWNLOAD EXAMIANS APP