Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) ) BE/BTech AE (Automobile Engineering) 2020 March 3rd Sem BTAE 304 18 Machine Drawing Previous Question Paper
Roll No. Total No. of Pages : 03
Total No. of Questions : 06
B.Tech. (AE) (2018 Batch) (Sem.?3)
MACHINE DRAWING
Subject Code : BTAE-304-18
M.Code : 76402
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains THREE questions carrying FIVE marks each and students
have to attempt any TWO questions.
3. SECTION-C contains TWO questions carrying THIRTY marks each and students
have to attempt any ONE questions.
4. Assume any missing data suitably.
SECTION-A
1. Write briefly :
a) Draw the symbol of third angle projection system.
b) What is fullering in the context of rivets?
c) What is the difference between allowance and clearance?
d) Draw free hand any two head forms of rivets.
e) What is the function of connecting rod in IC engine?
f) What is the necessity of conventional representation of screw threads?
g) What is a flexible coupling? What are its advantages?
h) Differentiate between pitch and lead of a screw thread.
i) Explain the unidirectional system of dimensioning.
j) Sketch the basic symbols of Single and Double-U butt welds.
SECTION-B
2. Draw free hand the two views of a hexagonal nut of size M30. Mark the various
proportions in terms of its diameter ?d??
3. Draw free hand the sectional front view and top view of a knuckle joint on proportionate
scale.
4. Draw free hand the plan and sectional elevation of a double riveted butt joint (zig-zag
type) on proportionate scale.
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1 | M-76402 (S2)- 1225
Roll No. Total No. of Pages : 03
Total No. of Questions : 06
B.Tech. (AE) (2018 Batch) (Sem.?3)
MACHINE DRAWING
Subject Code : BTAE-304-18
M.Code : 76402
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains THREE questions carrying FIVE marks each and students
have to attempt any TWO questions.
3. SECTION-C contains TWO questions carrying THIRTY marks each and students
have to attempt any ONE questions.
4. Assume any missing data suitably.
SECTION-A
1. Write briefly :
a) Draw the symbol of third angle projection system.
b) What is fullering in the context of rivets?
c) What is the difference between allowance and clearance?
d) Draw free hand any two head forms of rivets.
e) What is the function of connecting rod in IC engine?
f) What is the necessity of conventional representation of screw threads?
g) What is a flexible coupling? What are its advantages?
h) Differentiate between pitch and lead of a screw thread.
i) Explain the unidirectional system of dimensioning.
j) Sketch the basic symbols of Single and Double-U butt welds.
SECTION-B
2. Draw free hand the two views of a hexagonal nut of size M30. Mark the various
proportions in terms of its diameter ?d??
3. Draw free hand the sectional front view and top view of a knuckle joint on proportionate
scale.
4. Draw free hand the plan and sectional elevation of a double riveted butt joint (zig-zag
type) on proportionate scale.
2 | M-76402 (S2)- 1225
SECTION-C
5. Figure 1 shows the details of a crane hook. Assemble the parts and draw (a) front view
full in section (b) right side view. Also prepare bill of materials.
Fig. 1
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1 | M-76402 (S2)- 1225
Roll No. Total No. of Pages : 03
Total No. of Questions : 06
B.Tech. (AE) (2018 Batch) (Sem.?3)
MACHINE DRAWING
Subject Code : BTAE-304-18
M.Code : 76402
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains THREE questions carrying FIVE marks each and students
have to attempt any TWO questions.
3. SECTION-C contains TWO questions carrying THIRTY marks each and students
have to attempt any ONE questions.
4. Assume any missing data suitably.
SECTION-A
1. Write briefly :
a) Draw the symbol of third angle projection system.
b) What is fullering in the context of rivets?
c) What is the difference between allowance and clearance?
d) Draw free hand any two head forms of rivets.
e) What is the function of connecting rod in IC engine?
f) What is the necessity of conventional representation of screw threads?
g) What is a flexible coupling? What are its advantages?
h) Differentiate between pitch and lead of a screw thread.
i) Explain the unidirectional system of dimensioning.
j) Sketch the basic symbols of Single and Double-U butt welds.
SECTION-B
2. Draw free hand the two views of a hexagonal nut of size M30. Mark the various
proportions in terms of its diameter ?d??
3. Draw free hand the sectional front view and top view of a knuckle joint on proportionate
scale.
4. Draw free hand the plan and sectional elevation of a double riveted butt joint (zig-zag
type) on proportionate scale.
2 | M-76402 (S2)- 1225
SECTION-C
5. Figure 1 shows the details of a crane hook. Assemble the parts and draw (a) front view
full in section (b) right side view. Also prepare bill of materials.
Fig. 1
3 | M-76402 (S2)- 1225
6. Figure 2 shows the details of a tool post. Assemble the parts and draw (a) front view full
in section (b) top view. Also prepare bill of materials.
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