B.Tech.(AE) (Sem.-6th)
AUTOMOTIVE AERODYNAMICS
Subject Code : AE-316
Paper ID : [Ao724]
Time : 3
Hrs. Max.
Marks : 60
INSTRUCTION TO CANDIDATES
1. SECTION-A is COMPULSORY consisting of TEN questions
carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each
and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each
and students have to attempt any TWO questions.
SECTION-A
I. Write
briefly
a) What is
meant by streamline shape of the vehicle?
b) Why
automotive aerodynamics is important?
c) Define
Viscosity.
d) Define
pressure drag.
e) What do
you understand by aerodynamic noise?
1) What is
shape optimization?
g) What is a
transducer?
h) What is
the function of rear spoiler?
i) What is
the principle of Wind tunnel?
j) Define
drag coefficient.
SECTION-B
2. Discuss
the relationship between internal and external flow of vehicle.
3. Compare
the drag of a passenger car and other bluff bodies.
4. Explain
aerodynamic stability.
5. What do
you understand by drag reduction in commercial vehicles? Explain.
6. What are
the limitations of simulation? Discuss.
SECTION-C
7. What is
aerodynamic drag? Explain the analysis of aerodynamic drag.
8. Discuss
the effect of aerodynamic forces on lateral deviation.
9. Write a
note on wind tunnel for automotive aerodynamics.
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