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RRB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Why sip ring used in ac motor also why its not used in dc motor?

2 5302

X/R ratio in 11kv transmission line is?

1 5456

I want to know all basics of electrical engineering

1051

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RRB Electrical Engineering Interview Questions


Un-Answered Questions

If you remove an object attribute, is it deleted from the database?

1


What is lineage graph in Apache Spark?

54


TRAFO 1. WHY BREATHER IS USED. 2. WHY OIL GOES DOWN IN CONSERVATOR TANK. 3. WHY WE ARE TAKING OIL SAMPLE TAKING FROM BOTTOM OF TRANSFORMER. 4. HOW TO CHECK IR VALUE OF TRANSFORMER. 5. WHY OLTC HAVING BUCHHOLZ TRIP ONLY; WHY NO ALARM. 6. OFF LOAD TAP CHANGER OPERATION PROCEDURE. 7. TR. SHUTDOWN / ISOLATION PROCEDURE. 8. WHEN THREE TRS. IN PARALLEL, ONE TR. IS NOT SHARING THE LOAD – WHAT IS REASON AND WHAT YOU WILL DO. 9. WHY TR. HAS OLTC IN HV SIDE. 10. WHAT IS % IMPEDANCE. 11. WHY TR. RATING IN MVA. 12. WHAT IS VECTOR GROUP IN TR. 13. CONDITION FOR PARALLEL OPERATION OF TRS. 14. WHAT IS TERTIARY WINDING. WHERE IT WILL BE. 15. IF TR. TRIP ON BUCHHOLZ OR TAP CHANGER RELAY, WHAT YOU WILL DO. 16. DIFFERENCE BETWEEN OIL TEMP. AND WINDING TEMP. PROTECTION 17. HOW WINDING TEMP. IS MEASURED IN CAST RESIN TR. 18. DIFFERENT TYPES OF FAULTS IN TR. Trafo - Page-1 of 2 19. WHAT HAPPENS WHEN TR. CHARGED FROM LV. 20. WHAT WILL YOU DO IF MEGGER READING SHOWS ZERO BETWEEN LV WINDING AND EARTH. 21. CAN WE INTERCHANGE BUCHHOLZ RELAY OF MAIN TANK AND OLTC TANK. 22. IF THE LINE BETWEEN BREATHER AND CONSERVATOR TANK 23. LOCKED, WHAT WILL HAPPEN DURING LOAD CYCLE. 24. WHAT IS THE FUNCTION OF OIL SEAL IN BREATHER. 25. WHAT ARE LOCATIONS FOR BUCHHOLZ RELAY FIXED IN POWER TR. 26. WHAT ARE CHECKS IN POWER TR. DURING MAINTENANCE. 27. WHAT IS IMPORTANT WHEN WE CHECK OLTC OPERATION DURING MAINTENANCE. Trafo - Page 2 of 2

1602


When you will not automate testing?

251


What is ajax in laravel?

179






Define Poisson's ratio.

258


What are the typical errors associated with using stack in a program?

270


Tell me is there a way to know if my code is running on emulator or device?

250


What are the static and dynamic dashboards?

25


what is tier in servers?

1446


Why do we use spring?

28


explain with examples what r the roles & Responsiblities of a functional consultant who reviews the Test Scripts, Test Cases and Test Execution Results of AP, FA and GL.

1599


What is the difference between Droop vs Isoch Control?

1439


How do you deal with a customer in a stressful situation?

330


What programming languages are you able to use in selenium rc?

216