S.B. Roll No. _________
AUTOMOBILE
ENGINE-1
4th
Exam/AutoEngg/9307
Duration 3 Hrs.
Note : Attempt any five questions. Question No.1 compulsory.
1.
Attempt any ten questions.
a.
What are the advantages of MPFI system?
b.
What are the advantages of single roin overhead
valve mechanism?
c.
Explain the term square engine?
d.
What’s the function of condenser in the ignition
system?
e.
Define the following terms.
i.
Crank throw
ii.
Mean effective pressure indicated thermal
efficiency.
f.
Explain the term super charging?
g.
Why compression route of diesel engine is more
than petrol engines?
h.
What are the advantages of pressure capacity
used on radiator of cooling system?
i.
What is the
influence of altitude in a simple carburetor?
j.
Explain the function of fly wheel.
k.
Why oil colors are provided in heavy duly
engines?
Section –B
Note : attempt any three questions.
2.
a.
Draw the port diagram of two stroke petrol
engine and explain ?
b.
Explain with neat sketch gear type oil pump with
pressure relief valve?
c.
i.
What are the considerations for good manifold
design?
ii.
Write short note on pulse generator
d.
Explain with neat sketches various types of oil
fitiers?
i.
Explain with neat muffler
ii.
Explain the term ensure stumble? How it is
improved in simple carburetor.
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North India Campus