CS/B.TECH (AUE)/SEM-6/AUE-604/2012
2012
AUTOMOTIVE POLLUTION AND CONTROL
Time Allotted : 3 Hours Full Marks : 70
The figures in the margin indicate full marks.
Candidates are required to give their answers in their own words
as far as practicable.
GROUP – A
( Multiple Choice Type Questions )
1. Choose the correct alternatives for any ten of the following :
10 × 1 = 10
i) The PCV value is located between the
a) air cleaner and the carburetor
b) intake manifold and the crankcase
c) intake manifold and the air cleaner
d) carburetor and the intake manifold.
ii) The catalyst used in the reduction converter is
a) Rhodium b) Copper
c) Charcoal d) Platinum.
iii) The air fuel ratio required for the efficient operation of a
three way converter is approximately
a) 5 : 1 b) 10 : 1
c) 20 : 1 d) 15 : 1.
iv) If lead is added to gasoline, the emission of