Power System - I (3140914) MCQs

MCQs of Substations

Showing 1 to 10 out of 103 Questions
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1.
Group of electrical equipment used to change characteristic of electric power is known as
(a) Generating station
(b) Substation
(c) Transmission system
(d) All of above
Answer:

Option (b)

2.
Which of the following quantity is changed at substations?
(a) Voltage
(b) Current
(c) Frequency
(d) All of above
Answer:

Option (a)

3.
A good designing or layout a substation should
(a) Be located at proper site
(b) Involved minimum initial cost
(c) Provide safe and reliable arrangement
(d) All of above
Answer:

Option (d)

4.
Substations cab be classified according to
(a) Service requirement
(b) Constructional features
(c) Both (a) and (b)
(d) Neither (a) or (b)
Answer:

Option (c)

5.
According to service requirement a substation can be classified as
(a) Switching substation
(b) Frequency changer substation
(c) Power factor correction substation
(d) All of above
Answer:

Option (d)

6.
According to constructional feature a substation can be classified as
(a) Outdoor substation
(b) Indoor substation
(c) Pole mounted substation
(d) All of above
Answer:

Option (d)

7.
Advantages of outdoor substation over indoor substation is that
(a) It takes less time for erection
(b) It has low capital cost
(c) It is easy in future expansion
(d) All of above
Answer:

Option (d)

8.
A substations used for voltage level change is known as
(a) Transformer substation
(b) Power factor correction substation
(c) Frequency changer substation
(d) None of above
Answer:

Option (a)

9.
Transformer substation can be classified as
(a) Step up substation
(b) Step down substation
(c) Both (a) and (b)
(d) Neither (a) or (b)
Answer:

Option (c)

10.
Step up substation
(a) Increases the voltage level for transmission
(b) Is located at generating station
(c) Either (a) or (b)
(d) Both (a) and (b)
Answer:

Option (c)

Showing 1 to 10 out of 103 Questions
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