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145.
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146.
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148.
Three generators are feeding a load of 100MW. The details of the generators are
In the event of increased load power demand, which of the following will happen? [2 marks]Rating(MW) Efficiency (%) Regulation (p .u) on 100 MVA base Generator-1 100 20 0.02 Generator-2 100 30 0.04 Generator-3 100 40 0.03
(A) All the generators will share equal power
(B) Generator-3 will share more power compared to Generator-1
(C) Generator-1 will share more power compared to Generator-2
(D) Generator-2 will share more power compared to Generator-3
asked in Electrical Engineering, 2009
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149.
Match the items in List-I with the items in List-II and select the correct answer using the codes given.
[2 marks]List I List II Type of transmission line Type of distance relay preferred a. Short Line 1. Ohm Relay b. Medium Line 2. Reactance Relay c. Long Line 3. Mho Relay
(A) a→2, b→1, c→3
(B) a→3, b→2, c→1
(C) a→1, b→2, c→3
(D) a→1, b→3, c→2asked in Electrical Engineering, 2009
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150.
Match the items in List-I with the items in List-II and select the correct answer using the codes given below the lists.
[2 marks]List I List II TO USE a. improve power factor 1. shunt reactor b. reduce the current ripples 2. shunt capacitor c. increase the power flow in line 3. series capacitor d. reduce the Ferranti effect 4. series reactor
(A) a → 2, b→3, c →4, d →1
(B) a → 2, b→4, c →3, d →1
(C) a → 4, b→3, c →1, d →2
(D) a → 4, b→1, c →3, d →2
asked in Electrical Engineering, 2009
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