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Solar Technician Practice Test: The Basics
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Solar Technician Practice Test: The Basics
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25 Questions

1. At each junction of currents, the sum of the incoming currents is equal to the sum of the outgoing current. What is the law?
2. What is the name of the transformer as shown?
3. What is an example for absolute instrument?
4. Which cells are used as infraced detectors?
5. What is the formula for calculating the percentage error in an energy meter?
6. What is the formula for calculating the shunt resistance RsH
7. What is the open circuit voltage of a solar cell when the output current is zero?
8. What is the application of scott connection is transformer?
9. What is the diameter of metal conduits available in commercially?
10. What is the standard value of insulation resistance as per BIS?
11. What is the drawback is off grid system?
12. What is ABC stands for first aid?
13. How by pass diodes are connected is solar cells?
14. What is the number of series cells indicate is solar panel?
15. What is the thickness of transformer laminations for 50 Hz operations?
16. An industry has a connected load of 200 HP for 400 3phase 50 Hz supply what should be the current eating of the current transformer?
17. What is the name of the tool shown in figure?
18. What is the rating of PV module?
19. Reading errors caused by looking at the pointer from an angle what is the error?
20. What is the other name of KWH meter?
21. In the figure what is the name of the part marked as 'X'?
22. Solar electric system use solar cells to converts the sun's radiant energy into electricity what is the effect is called?
23. What is the maximum load permissible in a power sub circuits?
24. Which material is used for the top surface of a solar cell?
25. What is the name of the transformer have number o primary turns equal to number of secondary turns?

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