Electromagnetic-theory Questions Set 35:
A force of 10N is applied at a distance of 40cm. What is the torque?
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A wire is drawn such that its radius changes from r to 2r. The new resistance is:
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If the speed of a D.C. shunt motor is increased, the back e.m.f. of the motor will
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Electric field intensity (E) at any point in an electric field is equal to
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With respect to the radiation pattern of an antenna, which region does the major lobe graze?
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When three identical bulbs, each rated at 60 watts and 200 volts, are connected in series to a 200 volt supply, the total power drawn by them will be:
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The capacitance and inductance of an overhead transmission line are 0.0075 μF/km and 0.8 mH/km respectively. What is the characteristic impedance of the line?
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In India, electricity is supplied for domestic use at 220 volts. It is supplied at 110 volts in the U.S.A. If the resistance of a 60 W bulb for use in India is R, the resistance of a 60 W bulb for use in the U.S.A. will be
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Which equation represents the Z parameter model for a 2-port network?
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Which of the following statements is correct regarding the solution of Poisson's equation and Laplace's equation in a charge-free medium?
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