21. Petroleum is a . . . . . . . . word. A. Latin B. Greek C. French D. All are correct Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
22. Ethyl fluid is used to A. Increase the octane rating of fuel B. As a deforsting agent C. As a superior type of fluid compared to other D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
23. What is the capacity of fuel tank? A. 10 - 50 L B. 300 - 350 L C. 5 - 10 L D. 70 - 120 L Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
24. Advantage of petrol injections is A. Higher power B. Free from icing trouble C. Both are correct D. None of these Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
25. The delay period in a petrol engine is of the order of A. 0.001 s B. 0.002 s C. 0.01 s D. 0.05 s Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
26. The main disadvantage of the mechanical pump is that A. They need to be located near the engine B. They are prone to vapour lock C. They operate only after the engine has started D. All of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
27. Fuel is fed to the carburettor in which of the following ways? A. Gravity feed system B. Forced feed system C. Neither of them D. A and B Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
28. At very low temperatures, the ice tends to form in the carburettor in the A. Air cleaner B. Venturi C. Idle jet D. Float Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
29. The opening pressure of pintle type nozzle varies from A. 35 to 45 MPa B. 11 to 22 MPa C. 17 to 34 MPa D. 7 to 15 MPa Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
30. Octane number of 2, 2, 4 trimethyl pentane is A. Zero B. Between 50 and 70 C. Nearly 80 D. 100 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board