GATE EE 2009 | GATE EE Year Wise Previous Years Questions

GATE EE 2009

MCQ (Single Correct Answer)

-0.3

For a fixed value of complex power flow in a transmission line having a sending end voltage $$V$$, the real power loss will be proportional to

$$V$$

$${V^2}$$

$${1 \over {{V^2}}}$$

$${1 \over V}$$

GATE EE 2009

MCQ (Single Correct Answer)

-0.6

Match the items List-$${\rm I}$$ (To) with the items in List-$${\rm II}$$ (Use) and select the correct answer using the codes given below the lists.

List-$${\rm I}$$
$$A.$$ improve power factor
$$B.$$ reduce the current ripples
$$C.$$ increase the power flow in line
$$D$$ reduce the Ferranti effect

List-$${\rm II}$$
$$1.$$ shunt reactor
$$2.$$ shunt capacitor
$$3.$$ series capacitor
$$4.$$ series reactor

$$a \to 2,\,\,b \to 3,\,\,c \to 4,\,\,d \to 1$$

$$a \to 2,\,\,b \to 4,\,\,c \to 3,\,\,d \to 1$$

$$a \to 4,\,\,b \to 3,\,\,c \to 1,\,\,d \to 2$$

$$a \to 4,\,\,b \to 1,\,\,c \to 3,\,\,d \to 2$$

GATE EE 2009

MCQ (Single Correct Answer)

-0.6

A $$500$$ $$MW,$$ $$21$$ $$kV,$$ $$50$$ $$Hz,$$ $$3$$-phase, $$2$$-pole synchronous generator having a rated $$p.f.=$$$$0.9,$$ has a moment of inertia $$\,\,27.5\,\, \times \,\,{10^3}\,\,kg\,\,{m^2}.\,\,$$ The inertia constant $$(H)$$ will be

$$2.44$$ s

$$2.71$$ s

$$4.88$$ s

$$5.42$$ s

GATE EE 2009

MCQ (Single Correct Answer)

-0.6

Three generators are feeding a load of $$100$$ $$MW$$. The details of the generators Rating, Efficiency and Regulation are shown below GATE EE 2009 Power System Analysis - Power Generation Cost Question 9 English

GATE EE 2009 Power System Analysis - Power Generation Cost Question 9 English

In the event of increased load power demand, which of the following will happen?

All the generators will share equal power

Generator-$$3$$ will share more power compared to Generator-$$1$$

Generator-$$1$$ will share more power compared to Generator-$$2$$

Generator-2 will share more power compared to Generator-$$3$$

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