EXAMIANS
A conductor of length 1 metre moves at right angles to magnetic field of flux density 1 Wb/m2 with a velocity of 25 m/s. The induced emf in the conductor will be
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In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as
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What is the value of skin depth as 100 Hz in a material having μr = 1.0 and & σ = 3.60 × 107 s/m
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The force required to seperate two surfaces with a contact area measuring 5 cm by 6 cm, when flux density normal to the surface is 0.8 tesla, will be
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Which of the following will increase the antenna radiation efficiency?
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Which of following is the unit of inductance?
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Plane z = 10 m carries charge 20 C/m2. The electric field intensity at the origin is
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A charge which when placed in vacuum from an equal and similar charge repels with a force of 9 × 103 N, is known as
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Magnetic flux density emerging out of a closed surface is
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If the static magnetic flux density is B, then
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