Electromagnetic Field Theory A sphere of 20 cm radius contains electrical charge of density 2/(r sinθ) c/m3. What is the total charge contained within the sphere? None of above. 0.335 C. 0. 0.335/sinθ c. None of above. 0.335 C. 0. 0.335/sinθ c. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory MUF is depend upon Electron density of the ionospheric layer 11 year sun spot cycle Received frequency by receiver Height of ionospheric layer Electron density of the ionospheric layer 11 year sun spot cycle Received frequency by receiver Height of ionospheric layer 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? 2 mA. 1.5 mA. 2.5 mA. 1mA. 2 mA. 1.5 mA. 2.5 mA. 1mA. 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 rotating only. Zero. Due to transformer only. Due to both rotating and transformer action. Due to rotating only. Zero. Due to transformer only. Due to both rotating and transformer action. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A waveguide operated below cut off frequency can be used as An isolator Phase shifter An attenuator None An isolator Phase shifter An attenuator None ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two point charges (Q and – Q) are situated at the vertex of the square. If potential at another vertex is 2 V, so potential at opposite vertex (diagonally) is 1 V. √ 2 V. Zero. 2 V. 1 V. √ 2 V. Zero. 2 V. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS