EXAMIANS
A circular loop has its radius increasing at a rate of 2 m/s. The loop placed perpendicular to a constant magnetic field of 0.5 wb/m2. When the radius of the loop is 4 m. the emf induced in the will be
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A potential field is given by V = 3x2 y – yz. The electric field at P(2, -1, 4) is
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Electric flux in coulombs emanating from any surface of a cube containing C coulombs of charge at its centre is
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If n is the polarization vector and k is the direction of propagation plane electromagnetic wave, then
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Which of the following statement is correct for divergence of electric and magnetic flux densities?
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The work done by a force F = 4un - 3uy + 2uz N in giving a 1nC charge a displacement of (10 ux + 2uy - 7uz) m is
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Two infinite parallel metal plates are charged with equal surface charge density of the same polarity. The electric field in the gap between the plates is
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The property of the coil by which a counter emf is induced in it when the current through the coil changes is known as
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An open wire transmission line having a characteristic impedance of 600 ohms is terminated by a resistive load of 900 O. The standing wave ratio will be
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The magnitude of the induced emf in a conductor depends upon on the
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