Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) ) BE/BTech ME (Mechanical Engineering) 2020 March 3rd Sem Machine Drawing Previous Question Paper
Roll No. Total No. of Pages : 03
Total No. of Questions : 09
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.
3. First angle projection to be used. You may assume any missing dimension.
SECTION-A
Q1. Write briefly :
a) Explain clearance fit, transition fit and interference fit. 2
b) Draw a machining symbol to represent a surface roughness (R
a
) value of 1.5 ?m to be
obtained by using milling process for machining? 2
c) How internal threads are shown in sections? Explain with drawings. 2
d) What is function of clearance in cotter joint? 2
e) What is a lock nut? Where is it used? 2
f) What is expansion joint? 2
g) What is application and function of a feed check valve? 2
h) What is a T-Bolt and where is it used? 2
i) What is a revolved section? Explain with the help of a drawing. 2
j) What is application of foot step bearing? 2
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1 | M-76419 (S2)- 1504
Roll No. Total No. of Pages : 03
Total No. of Questions : 09
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.
3. First angle projection to be used. You may assume any missing dimension.
SECTION-A
Q1. Write briefly :
a) Explain clearance fit, transition fit and interference fit. 2
b) Draw a machining symbol to represent a surface roughness (R
a
) value of 1.5 ?m to be
obtained by using milling process for machining? 2
c) How internal threads are shown in sections? Explain with drawings. 2
d) What is function of clearance in cotter joint? 2
e) What is a lock nut? Where is it used? 2
f) What is expansion joint? 2
g) What is application and function of a feed check valve? 2
h) What is a T-Bolt and where is it used? 2
i) What is a revolved section? Explain with the help of a drawing. 2
j) What is application of foot step bearing? 2
2 | M-76419 (S2)- 1504
SECTION-B (FREEHAND SKETCHING)
Q2. Draw freehand sketch of top half sectioned front view of pin type flexible coupling. 5
Q3. Draw freehand sketches of front view and top view of a cotter joint. 5
Q4. Draw a freehand sketch of flanged pipe joint. 5
SECTION-C
Q5. Assemble the parts of Connecting rod given in Fig.1 and draw the following views (with
bill of materials) :
a) Elevation
b) Top view (full section) 30
Fig. 1
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1 | M-76419 (S2)- 1504
Roll No. Total No. of Pages : 03
Total No. of Questions : 09
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.
3. First angle projection to be used. You may assume any missing dimension.
SECTION-A
Q1. Write briefly :
a) Explain clearance fit, transition fit and interference fit. 2
b) Draw a machining symbol to represent a surface roughness (R
a
) value of 1.5 ?m to be
obtained by using milling process for machining? 2
c) How internal threads are shown in sections? Explain with drawings. 2
d) What is function of clearance in cotter joint? 2
e) What is a lock nut? Where is it used? 2
f) What is expansion joint? 2
g) What is application and function of a feed check valve? 2
h) What is a T-Bolt and where is it used? 2
i) What is a revolved section? Explain with the help of a drawing. 2
j) What is application of foot step bearing? 2
2 | M-76419 (S2)- 1504
SECTION-B (FREEHAND SKETCHING)
Q2. Draw freehand sketch of top half sectioned front view of pin type flexible coupling. 5
Q3. Draw freehand sketches of front view and top view of a cotter joint. 5
Q4. Draw a freehand sketch of flanged pipe joint. 5
SECTION-C
Q5. Assemble the parts of Connecting rod given in Fig.1 and draw the following views (with
bill of materials) :
a) Elevation
b) Top view (full section) 30
Fig. 1
3 | M-76419 (S2)- 1504
Q6. Assemble the parts of a Plummer block given in Fig.2 and draw the following views
(with bill of materials):
a) Elevation left half in section
b) Plan 30
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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This post was last modified on 21 March 2020