EXAMIANS
The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is
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To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine.
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The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be
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Among the following which is not non conventional energy
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The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to
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A CANDU reactor uses
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The economics of power plant is greatly influenced by
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String efficiency depends upon
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In an induction relay for a particular current setting the operating time 4 sec. When the time multiplier setting is 0.8 if the time multiplier setting is rest to 1 the operating time is
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For a 500 Hz frequency excitation, a 100 km long power line will be modelled as
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