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Mahindra Engineering Interview Questions

Posted on :04-04-2016

Q1. 1hp = how much rpm?


Q2. What is isotope tracer technique?


Q3. How does the engine starts working when we start our two wheeler?


Q4. What is power factor?


Q5. What is thermocouple?


Q6. What kind of ECUs are present in the engine?


Q7. How to protect the pipeline from corrosion?


Q8. What are the preventive maintenance actions taken for air circuit breaker?


Q9. Why do we carry out winding resistance test?


Q10. How we can check that any motor is faulty: may be single phase or three phase?


Q11. Why the earth terminal in three pin top is longer than rest of the two terminal and of bigger size?


Q12. What is the Full form of AIF in Compressors?


Q13. Why vacuum required in turbine?


Q14. Why we are using oil with petrol in two stroke engines but not in four stroke engines (two wheelers)?


Q15. What is the difference between internal energy and enthalpy?


Q16. What causes diesel engine trouble when using heavy oil?


Q17. What is the relation between degree, celcius and fahrenheit?


Q18. First law of thermodynamics deals with what?


Q19. What is the boiler bank position?


Q20. What is hysterisis loss and eddy current loss? How it occurs?


Q21. What is accumulator? Explain working and construction of accumulator and explain its various applications?


Q22. How the IC engines are evolving with time?


Q23. Fog produced due to?


Q24. Corona happens more in AC or DC?


Q25. If a centrifugal pump system is already installed and later found that cavitation occurs, how to fix it without disturbing system by much?


Q26. What are the insulation properties?


Q27. Why tractor rear wheel is big then front wheel?


Q28. During a turn, why does the inner tyre experience greater resistance to turning than the outer tyre?


Q29. What is the problem of using octane in petrol Engine?


Q30. What kind of test is conducted commonly for generator? Explain it briefly.


  
   






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