Certificate In EV Charging Station

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Certificate In EV Charging Station

Online Examination Detail:
Duration- 60 minutes.
Number of Questions- 30. (Multiple Choice Questions).
Maximum Marks- 100, Passing Marks- 40%.
There is no negative marking.

Candidate Details

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1. Why is a thermistor used in an alternator regulator?

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2. Thermal power plants operate on which of these cycles?

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3. Which of these is not an assumption made in deriving the formula for air standard of Otto cycle?

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4. The valves of an ic engine are made to open and close slowly to _________

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5. Heat rejection in diesel cycle is at _________

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6. In two-stroke cycle engines, what replaces valves of a four-stroke engine?

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7. In a Otto cycle engine, combustion occurs at __________

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8. Which of these is a power absorbing heat engine?

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9. In an alternator, which component controls the output?

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10. Which of these is a type of reciprocating steam engine?

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11. The expansion process in diesel engine is ________

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12. Higher efficiency in Otto cycle can be achieved by _______

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13. Which of the following is not an advantage of the alternator?

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14. What is the frequency of a vibrating contact type regulator for DC generator?

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15. A heat engine converts heat energy from fuel combustion or any other source into which type of work?

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16. At the start of the engine, the charging voltage is _______

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17. A gas undergoes step 2 in Carnot cycle. Which of these processes describes the 2nd step?

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18. Which component in the DC generator produces a magnetic field?

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19. The efficiency of a combined cycle gas turbine(steam cooled) can range as high as ________

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20. A steam engine comes under the category of ________

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21. In a Diesel cycle engine, combustion occurs at _________

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22. In a 4-stroke ic engine, which of the strokes is considered as working or power stroke?

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23. Which component in alternator produces a magnetic field?

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24. If the lead-acid cell has a total of 17 cells, then what is the number of positive plates?

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25. In a four stroke ic engine, how many strokes are covered for one complete crankshaft revolution?

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26. A gas undergoes step 4 in Carnot cycle. Which of these processes describes the 2nd step?

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27. What is the material of an alternator frame?

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28. Field coils in a generator produce permanent magnet.

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29. One ‘ton of refrigeration’ equals how much Btu/hr.

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30. A gas undergoes isothermal compression in Carnot cycle. Which step does it undergo?

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