Download PTU B-Tech ME 2020 Dec 3rd Sem 76419 Machine Drawing Question Paper

Download PTU (I.K.Gujral Punjab Technical University (IKGPTU)) B-Tech (Bachelor of Technology) Mechanical Engineering 2020 December 3rd Sem 76419 Machine Drawing Previous Question Paper

Roll No.
Total No. of Pages : 03
Total No. of Questions : 15
B.Tech. (ME) (2018 Batch) (Sem.?3)
MACHINE DRAWING
Subject Code : BTME-303-18
M.Code : 76419
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. There are three sections in this question paper. Attempt ALL the questions
from SECTION-A.
2. Attempt any TWO questions from SECTION-B and any ONE question from
SECTION-C.
SECTION-A
Write briefly :
(2?10=20)
Q1.
What are multi start threads?
Q2.
Explain unilateral and bilateral tolerance.
Q3.
Write various types of riveted joints.
Q4.
What is advantage of providing bush in a bearing?
Q5.
Name various boilers mountings.
Q6.
What is the advantage of protected type flange coupling?
Q7.
Differentiate between allowance and tolerance.
Q8.
What are the functions of steam stop valve?
Q9.
Sketch the weld symbols to indicate weld all round.
Q10. Give the classification of fits with symbols.
SECTION-B
Q11. Represent two views of square nut with proportions and diameter of bolt as 30mm. (5)
Q12. Draw simple sketch of flanged pipe joint.
(5)
Q13. Draw the free hand sectional front view and side view of knuckle joint.
(5)
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SECTION-C
Q14. Fig. 1 shows the details of a connecting rod. Draw to scale the following views of
assembly: (a) Front view, right half in section (b) An outside side view (c) Top view (30)
FIG.1
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Q15. Draw the following views of a plummer block as shown in Fig. 2 :
(30)
a)
Elevation left half in section.
b)
Plan left half in section.
FIG.2
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.
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