Electromagnetic Field Theory Which of the following is multiband HF receiving antenna? Folded dipole Conical horn Square loop Log-periodic Folded dipole Conical horn Square loop Log-periodic ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Voltage applied across a dielectric produces an electrostatic field 50 times greater than air. The dielectric constant of the dielectric will be 10. 5. 50. 20. 10. 5. 50. 20. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The divergence of a vector is a scalar, while the curl of a vector is another Unit vector Vector None of these Scalar Unit vector Vector None of these Scalar ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field strength of charge Increase distance. Decrease with distance. Decrease with square distance. Increase square distance. Increase distance. Decrease with distance. Decrease with square distance. Increase square distance. 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. Zero. √ 2 V. 2 V. 1 V. Zero. √ 2 V. 2 V. 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? 1mA. 2 mA. 1.5 mA. 2.5 mA. 1mA. 2 mA. 1.5 mA. 2.5 mA. ANSWER DOWNLOAD EXAMIANS APP
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