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Power Systems

Power Systems
How much KWh energy is produced by fission of 1 gm of uranium U235

 2400 kWh.
 240 kWh.
  24 kWh.
  24000 kWh.

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Power Systems
For n bus power system size of Y bus matrix is

 (n-1)×(n-2)
 (n-2)×(n-2)
 (n-1)×(n-1)
 n×n

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Power Systems
The rate of rise of re-striking voltage is dependent upon

 inductance of the system only
 both 1 and 2
 resistance of the system only
 capacitance of the system only

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Power Systems
Specified quantities of slack bus are

 P and V
 P and δ
 V and δ
 P and Q

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Power Systems
A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is

 800 Ω
 200 Ω
 400 Ω
 0 Ω

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Power Systems
If transmission line parameters A and B are 0.9∠0° and 200∠90° respectively. Find the shunt reactor required to compensate the ferranti effect?

 750 Ω
 1500 Ω
 3000 Ω
 2000 Ω

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