Q11. Motor generator set for DC welding has generator of

Q12. What is the primary purpose of using an electrolytic process in electrochemical cells?

Q13. Galvanizing is the coating of

Q14. ______was the first city in India to adopt electric traction.

Q15. The friction at the track is proportional to

Q16. Area under speed-time curve of a locomotive represents

Q17. Power for lighting in passenger coach in long distance electric train is provided

Q18. A train travels a distance of 300 km using 1000 kWh of energy. What is the energy consumption in kWh per kilometer?

Q19. Series motor has the main drawback of, when used in Electric traction

Q20. Braking system employed in diesel electric system is