Electromagnetic Field Theory The frequency range for satellite communication is 30000 to 300000 MHz 3000 to 30000 MHz 300 to 3000 kHz 3 to 30 kHz 30000 to 300000 MHz 3000 to 30000 MHz 300 to 3000 kHz 3 to 30 kHz ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A loop antenna is a commonly used for Satellite communication Direction finding All of these Radar Satellite communication Direction finding All of these Radar ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position 5 × 10-5 uy N. - 5 × 10-5 uy N. 5 × 10-5 ux N. 5 × 10-5 uz N. 5 × 10-5 uy N. - 5 × 10-5 uy N. 5 × 10-5 ux N. 5 × 10-5 uz N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of force acting on a current carrying conductor placed in a magnetic field is independent of current flowing through the conductor. length of conductor. flux density. cross-sectional area of conductor. current flowing through the conductor. length of conductor. flux density. cross-sectional area of conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A loop is rotating about x-axis in a magnetic field, B = BO cos(ω + φ) ay. The voltage in the loop is Due to transformer only. Due to rotating only. Due to both rotating and transformer action. Zero. Due to transformer only. Due to rotating only. Due to both rotating and transformer action. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave magnetic field is represented by Bx = cos(y – ct). The electric and magnetic fields will be zero in the direction Ex = Ey = 0, Bx = By = 0. Ex = Ey = 0, By = Bz = 0. None of these. Ey = Ez = 0, By = Bz = 0. Ex = Ey = 0, Bx = By = 0. Ex = Ey = 0, By = Bz = 0. None of these. Ey = Ez = 0, By = Bz = 0. ANSWER DOWNLOAD EXAMIANS APP
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