Q.1
• a) 0.25
• b) 0.75
• c) 0.5
• d) 1
Q.2
##### For the given system the Ybus matrix is show below.
• d) None of the mentioned
Q.3
##### If short TL is delivering a lagging power factor load, sending end p.f. would be ________
• a) (VrcosФr+IR)/Vs
• b) (VrcosФr+IRsinФr)/Vs
• c) (VrsinФr+IR)/Vs
• d) (VssinФr+IRcosФr)/Vs
Q.4
##### If all the sequence voltages at the fault point in a power system are equal, then fault is __________
• a) LLG fault
• b) LG fault
• c) Three phase to ground fault
• d) Line to Line fault
Q.5
##### The below mentioned graph is a recorded data of the voltage fluctuation of the network, then it can be concluded that these faults are __________
• a) L-G
• b) A three phase motor short
• c) Feeder fault
• d) Any of the mentioned
Q.6
• a) 2.85
• b) 14
• c) 6
• d) 12
Q.7
• a) 5
• b) 3.75
• c) 6
• d) 4
Q.8
##### The three phase line is working atHz with conductors rearranged as shown. The Cph of TL atkV is ___________
• a) 8.75*10-9
• b) 8.75*10-12
• c) 26.2*10-12
• d) 26.2*10-9
Q.9
• a) 2.62
• b) 0.46
• c) 1.31
• d) 0.92
Q.10
• a) 3949.9
• b) 3289
• c) 2784.9
• d) 2877.6
Q.11
• a) 0.7595
• b) 2.88
• c) 0.647
• d) 3.27