@⇒ Automobile Engineering ⇒ Mechanical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, short cut notes, rapid fire notes, best theory

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Q1.	The conventional mechanical type fuel pump develops ............. pressure
A.	0.15 Kg/cm2 [Wrong Answer]
B.	1.0 Kg/cm2 [Correct Answer]
C.	0.5 Kg/cm2 [Wrong Answer]
D.	0.3 Kg/cm2 [Wrong Answer]
View Answer 17 -13 Explanation:- Answer : B Discuss it below : Click here for more comments


Q2.	As compression ratio in an engine goes up, the octane requirements of the fuel
A.	Goes down [Wrong Answer]
B.	Goes up [Correct Answer]
C.	Stay about the same [Wrong Answer]
View Answer 12 -3 Explanation:- Answer : B Discuss it below : Click here for more comments


Q3.	The metering rod is designed to vary the size of which jets
A.	High speed jets [Correct Answer]
B.	Accelerating jets [Wrong Answer]
C.	Float level jets [Wrong Answer]
D.	Idle jets [Wrong Answer]
View Answer 5 -5 Explanation:- Answer : A Discuss it below : Click here for more comments


Q4.	The turbulence in diesel engines ensures to
A.	Increase the volumetric efficiency [Wrong Answer]
B.	Increase the compression ratio [Wrong Answer]
C.	Bring the fuel quickly in contact with the air [Correct Answer]
D.	Increase the specific fuel consumption [Wrong Answer]
View Answer 12 -3 Explanation:- Answer : C Discuss it below : Click here for more comments


Q5.	If compression ratio is increased
A.	Thermal efficiency will be increased [Wrong Answer]
B.	Volumetric efficiency will be increased [Wrong Answer]
C.	Air standard efficiency will be decreased [Wrong Answer]
D.	Air standard efficiency will be increased [Correct Answer]
View Answer 7 -16 Explanation:- Answer : D Discuss it below : Click here for more comments

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