Quiz 1
Quiz-summary
0 of 15 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
Information
This quiz contains 15 questions of basic power system.
Each question has four options and one correct answer.
Good luck!
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 15 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
-
Thank you for taking the quiz.
Enter Name and E-mail (will not display) to check your rank in leaderboards.
Pos. | Name | Entered on | Points | Result |
---|---|---|---|---|
Table is loading | ||||
No data available | ||||
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- Answered
- Review
-
Question 1 of 15
1. Question
1 pointsThe line constant of a transmission line are
-
Question 2 of 15
2. Question
1 pointscorona is likely occur maximum in case of
-
Question 3 of 15
3. Question
1 pointsThe highest transmission voltage in India through UHVAC is
-
Question 4 of 15
4. Question
1 pointsIn overhead lines, we generally use
-
Question 5 of 15
5. Question
1 pointsSkin effect in a transmission line is due to
-
Question 6 of 15
6. Question
1 pointsThe ratio of line to line capacitance and line to neutral capacitance is
-
Question 7 of 15
7. Question
1 pointsThe highest transmission voltage in India through UHVDC is
-
Question 8 of 15
8. Question
1 pointsBuchholz relay is used for the protection of
-
Question 9 of 15
9. Question
1 pointsSparking occurs when a load is switched off because the circuit has high
-
Question 10 of 15
10. Question
1 pointsSparking occurs when a load is switched off because the circuit has high
-
Question 11 of 15
11. Question
1 pointsLocation of lightning arrester is near a
-
Question 12 of 15
12. Question
1 pointsCurrent rating is not necessary in case of
-
Question 13 of 15
13. Question
1 pointsWhich of the following circuit breaker has high reliability and negligible maintenance?
-
Question 14 of 15
14. Question
1 pointsSparking between contacts can be reduced by inserting
-
Question 15 of 15
15. Question
1 pointsWhich portion of the power system is least prone to faults?
Â
Â
Quiz 2
Quiz-summary
0 of 10 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
Information
Each question has four options and one correct answer.
Good luck!
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 10 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
-
Thank you for taking the quiz.
Click view question button to check the correct answers.
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- Answered
- Review
-
Question 1 of 10
1. Question
1 pointsBundled conductors are used for EHV Transmission lines primarily for reducing the
Correct
GMR ↑, field intensity ↓, critical disruptive voltage ↑, corona loss ↓
Incorrect
GMR ↑, field intensity ↓, critical disruptive voltage ↑, corona loss ↓
-
Question 2 of 10
2. Question
1 pointsMatch list 1(phenomenon) with list 2(dominant feature) and select correct answer.
List 1
i. Voltage stability
ii. Transient stability
iii. Oscillatory instability
iv. Steady-state dynamic
List 2
1) Power system stabilizer
2) Damping power
3) Angle stability
4) Reactive PowerChoose the correct sequence of list 2 below
Correct
Incorrect
-
Question 3 of 10
3. Question
1 pointsEquivalent π model is quite suitable for analyzing the performance of transmission line of
Correct
Î model is most suitable for long transmission lines
Incorrect
Î model is most suitable for long transmission lines
-
Question 4 of 10
4. Question
1 pointsConsider the following statements
1.Equivalent T circuit of a long line is preferred to equivalent π circuit.
2.The nature of reactive power compensation is different for peak load and off peak load condition
3.Ferranti effect is significant only on medium and long lines.Which of the statements given above are correct
Correct
For long line, π model is preferable than T model
Incorrect
For long line, π model is preferable than T model
-
Question 5 of 10
5. Question
1 pointsWhen bundle conductors are used in place of single conductor, The effective inductance and capacitance will respectively
Correct
Incorrect
-
Question 6 of 10
6. Question
1 pointsFor a loss free transmission line surge impedence should be
Correct
Incorrect
-
Question 7 of 10
7. Question
1 pointsCorona can be reduced by
Correct
Incorrect
-
Question 8 of 10
8. Question
1 pointsTo provide reliable protection for a distribution transformer against over voltage using lighting arrestor, it is essential that the
1) Load resistance is high
2) Distance between the transformer an the arrestor is small
3) Transformer and the arrestor have a common interconnecting ground
4) Spark over voltage of the arrestor is greater than the residual voltage
Choose the combination which is correctCorrect
Incorrect
-
Question 9 of 10
9. Question
1 points9. An alternator is to be synchronized with an existing operating alternator. The following is the condition which need not be satisfied
Correct
Same frequency can be achieved even with the different prime mover speeds by changing no. of poles. Therefore, D is not a necessary condition
Incorrect
Same frequency can be achieved even with the different prime mover speeds by changing no. of poles. Therefore, D is not a necessary condition
-
Question 10 of 10
10. Question
1 pointsThe ratio of line to line capacitance and line to neutral capacitance is
Correct
Incorrect