Electromagnetic Field Theory The heating time constant of an electrical machine gives an indication of its overload capacity. cooling. short time rating. rating. overload capacity. cooling. short time rating. rating. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation – y direction. – z direction. z direction. y direction. – y direction. – z direction. z direction. y direction. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of all flux from the current in coil 1 links with coil 2, the coefficient of coupling will be Zero. 2.0. 1.0. 0.5. Zero. 2.0. 1.0. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A long straight wire carries a current I = 10A. At what distance is the magnetic field H = 1A/m? 1.29 m. 1.19 m. 1.59 m. 1.39 m. 1.29 m. 1.19 m. 1.59 m. 1.39 m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory ________ at a point is defined as the force experienced per unit positive charge at a point placed in the electric field. None of these Electric flux. Magnetic flux density. Electric intensity. None of these Electric flux. Magnetic flux density. Electric intensity. 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. 2 V. Zero. 1 V. √ 2 V. 2 V. Zero. ANSWER DOWNLOAD EXAMIANS APP
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