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Recent questions tagged line
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GATE2014341
For a $400$ $km$ long transmission line, the series impedance is ($0.0$ + $j0.5$) $Ω/km$ and the shunt admittance is ($0.0$ + $j5.0$) $μmho$/$km$. The magnitude of the series impedance (in $\Omega$) of the equivalent $\pi$ circuit of the transmission line is ________.
asked
Feb 12, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2014ee3
long
transmission
line
series
impedance
0
votes
0
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2
GATE2014143
The overcurrent relays for the line protection and loads connected at the buses are shown in the figure The relays are IDMT in nature having the characteristic $t_{op}=\frac{0.12\times TimeMultiplierSetting}{(PlugSettingMultiplier)^{0.02}1}$ The maximum and minimum fault ... for relay $R_B$ to be $0.1$ and $5A$ respectively, the operating time of $R_B$ (in seconds) is ______________
asked
Feb 12, 2017
in
Power Systems
by
makhdoom ghaya
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9.2k
points)
gate2014ee1
overcurrent
relays
line
protection
0
votes
0
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3
GATE2016236
In the balanced $3$phase, $50$ Hz, circuit shown below, the value of inductance $(L)$ is $10$ mH. The value of the capacitance $(C)$ for which all the line currents are zero, in millifarads, is ___________.
asked
Jan 30, 2017
in
Power Systems
by
makhdoom ghaya
(
9.2k
points)
gate2016ee2
balancedsystem
line
currents
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