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 Zero. √ 2 V. 1 V. 2 V. Zero. √ 2 V. 1 V. 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Materials subjected to rapid reversals of magnetism should have low hysteresis loss. both a and b. high permeability. low permeability. low hysteresis loss. both a and b. high permeability. low permeability. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field inside a hollow metallic charged sphere is none of above. decreasing towards centre. increasing towards centre. zero. none of above. decreasing towards centre. increasing towards centre. zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The effective reactance of an inductive coil decreases because of stray capacitance as the frequency increases. remains same irrespective of the frequency. none of these. increases because of stray capacitance as the frequency increases. decreases because of stray capacitance as the frequency increases. remains same irrespective of the frequency. none of these. increases because of stray capacitance as the frequency increases. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The core of coil length is 200 mm. The inductance of coil is 6 mH. If the core length is doubled, all other quantities, remaining the same, the inductance will be 48 mH. 3 mH. 24 mH. 12 mH. 48 mH. 3 mH. 24 mH. 12 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electric flux is given D = (2y2 + z) Ix + 4xy Iy + x Iz C/m2. The volume charge density at point (-1, 0, 3) is - 8 C/m3. - 4 C/m3. - 2 C/m3. 0 C/m3. - 8 C/m3. - 4 C/m3. - 2 C/m3. 0 C/m3. ANSWER DOWNLOAD EXAMIANS APP
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