PTU Punjab Technical University B-Tech May 2019 Question Papers 4th Semester Automobile Engineering
www.FirstRanker.com
Roll No.
Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(AE) (2011 Onwards) (Sem.?4)
AUTOMOTIVE ELECTRICAL SYSTEMS
Subject Code : BTAE-404
M.Code : 54125
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1.
SECTION-A is COMPULSORY consisting of TEN questions carrying T WO marks
each.
2.
SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3.
SECTION-C contains T HREE questions carrying T EN marks each and students
have to attempt any T WO questions.
SECTION-A
Q1.
Answer briefly :
a) What is difference between earth return and insulated return system?
b) Write note on checking the state of charge.
c) On what factors battery efficiency depends?
d) What is difference between a generator and an alternator?
e) Write about characteristics of series motor.
f) Write short not www.FirstRanker.com
e on vacuum advance mechanism.
g) What do you understand by head light leveling devices?
h) Briefly write about `Electrical fuel pump'.
i) What are different drive motors in hybrid vehicles?
j) Define Thermodynamic Aspects of fuel cells.
1 | M-54125
(S2)-1091
www.FirstRanker.com
www.FirstRanker.com
www.FirstRanker.com
SECTION-B
2.
What is the function of bridge rectifier?
3.
Discuss about battery charging procedure.
4.
Describe the construction of starter motor.
5.
What are the drive arrangements in electric vehicles? Explain in detail.
6.
Describe the modern headlight system with improved night vision.
SECTION-C
7.
Write in brief about :
a) Motorized rear view mirrors
b) Heaters and defrosters
8.
What are various components of fuel cell? Explain its working with neat sketch.
9.
Explain construction of spark plug. And write about importance of servicing spark plug.
www.FirstRanker.com
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
2 | M-54125
(S2)-1091
www.FirstRanker.com
This post was last modified on 04 November 2019