Electromagnetic Field Theory A charge which when placed in vacuum from an equal and similar charge repels with a force of 9 × 103 N, is known as pico - coulomb. coulomb. milli - coulomb. micro - coulomb. pico - coulomb. coulomb. milli - coulomb. micro - coulomb. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Kirchhoff’s current law is implict in expression Divergence of D = ρv. Surface integral of (j.ds) = 0. Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Divergence of D = ρv. Surface integral of (j.ds) = 0. Divergence of B = 0. Curl of H = J + (δ D)/(δ t). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Biot-savarts law is a general modification of Amperes law. Kirchhoffs law. Faradays law. Lenzs law. Amperes law. Kirchhoffs law. Faradays law. Lenzs law. 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. Ey = Ez = 0, By = Bz = 0. Ex = Ey = 0, By = Bz = 0. None of these. Ex = Ey = 0, Bx = By = 0. Ey = Ez = 0, By = Bz = 0. Ex = Ey = 0, By = Bz = 0. None of these. 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 √ 2 V. 2 V. Zero. 1 V. √ 2 V. 2 V. Zero. 1 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic material has a total flux B of 80 micro Wb with an mmf of 160 AT. The reluctance in ampere turn per weber is 2 × 106. 2 × 10-6. 2 × 10-8. 2 × 108. 2 × 106. 2 × 10-6. 2 × 10-8. 2 × 108. ANSWER DOWNLOAD EXAMIANS APP
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