##### Model Question Paper

Code:**15CE12D**

I semester Diploma Examination

### ENGINEERING DRAWING-I

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##### Time: 4 Hours][Max. Marks: 100

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**Note: **Answer any **UR **questions from **Section-A& B**

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##### SECTION –A

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1. Print the following Statement in single stroke vertical capital letters of height 22mm.

(10 Marks)

ANNUAL SPORTS MEET 2015

2. Draw the given sketch to 2:1 scale and dimension adopting aligned system with chain dimensioning method

(10 Marks)

Directorate Of Technical Education Karnataka State 15CE12D 5

3. Draw an arc of radius 90mm tangential internally to a circle of radius 30mm and externally to another circle of radius 15 mm the center of the two circles are 80mm apart.

(10 Marks)

4. Inscribe 6 equal circles in a regular Hexagon of side 60 mm so as to touch one side and two adjacent circles. (10 Marks)

5. A shot thrown from the ground level reaches a maximum of 45mt and falls on the ground at a distance of 100mt from the point of projection. Trace the path of the stone in space, select scale of 1:1000. (10 marks)

6. A point P is 40 mm in front of VP, 50 mm above HP and 30 mm in front of left PP. Draw the three principal views of the point. (10 Marks)

(Turn over)

SECTION –B

7. An ellipse has the major and minor axes in the ratio 3:2. Draw the ellipse when the major axis is 120mm by concentric circles method.

(15Marks)

8. The distance between Bangalore and Chennai is 352km. On a map, it is represented by a length 70.4mm. What is the R.F. on which the map has been drawn? Draw a diagonal scale of this

R.F. to read up to one km and long enough to measure 800km. Mark on the scale the distances 549km and 207km.

(15 Marks)

9. A line AB 80 mm long has one of its extremities 25 mm in front of VP and 30 mm above HP. The line is inclined at 30° to HP and 45° to VP. Draw its top and front views.

(15Marks)

10. A line AB 80 mm long is inclined at 45° to VP and parallel to HP. The end nearer to VP is 30mm in front of VP, 60 mm above HP and 100 mm in front of right PP. Draw the three

Directorate Of Technical Education Karnataka State 15CE12D 6

principal views of the line.

(15Marks)

11. An equilateral triangular lamina of side 50mm rests with one its sides on HP so that the surface of the lamina is inclined at 40° to HP. The side on which the lamina rests is inclined at 50° to VP. Draw the projections of the lamina.

(15Marks)

12. A hexagonal lamina of sides 30mm rests on one of its sides on HP so that the surface of the lamina is inclined at 30° to HP. The side on which the lamina rests is inclined at 45° to VP. Draw the top and front views of the lamina.

(15Marks)

##### Model Question Bank

1ST Semester Diploma in Civil Engineering

Course: **ENGINEERING DRAWING-I **Code: **15CE12D**

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__ UNIT-I__

##### 10 Marks Questions

1.Print the following title to a height of 20mm single stroke vertical capital letters. 2.Print the following Statement in single stroke vertical capital letters of height 22mm.

3. Print the following statement in single stroke inclined capital case letters of height 18mm.

4. Print the following statement in single stroke inclined capital letters of height 16 mm

5. Print the following Statement in single stroke vertical capital letters of height 22mm.

6. (a) List the standard sizes of drawing sheets. (b)Mention the types of lines and their applications.

7.(a ) Illustrate the elements of dimensioning with the help of a sketch.

b) Illustrate the dimensioning of given common features: diameter, radius, chord, Arc and angle.

8 ( a) Mention the uses of the following drawing instruments.

i) T-square ii) Set square iii) Bow compass iv) Clinograph v) Mini-drafter

b) Mention the uses of the following drawing instruments.

i) French curves ii) Protractor iii) Clips iv) Erasing Shield v) Drafting machine

9. Mention the types of lines and their applications

Directorate Of Technical Education Karnataka State 15CE12D 7

##### UNIT-II

(10 Marks questions)

10.

Copy the given sketch to 1:1 scale and dimension adopting aligned system with parallel Dimensioning method.

11. Copy the given sketch to 1:1 scale and dimension adopting aligned system with progressive dimensioning method.

12. Copy the given sketch to 1:1 scale and dimension adopting unidirectional system with chain dimensioning method.

13. Copy the given sketch to 1:1 scale and dimension adopting unidirectional system with combined dimensioning method.

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14. Copy the given sketch to 1:1 scale and dimension adopting unidirectional system with parallel dimensioning method.

15. Copy the given sketch to 1:1 scale and dimension adopting aligned system with chain dimensioning method.

16. Copy the given sketch to 2:1 scale and dimension adopting aligned system with chain dimensioning method

17. Copy the given sketch to 1:2 scale and dimension adopting aligned system with chain dimensioning method

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18. Draw the given sketch to 1:2 scale and dimension adopting aligned system with chain dimensioning method

19. Draw the given sketch to 1:2 scale and dimension adopting aligned system with chain dimensioning method

##### UNIT-III

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(10 MARKS)

20. Draw an arc of radius 50mm tangential external to two circles of radii 30mm and 20mm and having their centers 90mm apart.

21. Draw an arc of radius 80mm tangential internally to two circles of radii 35mm and 25mm and having their centers 100mm apart.

22.

Draw a common external tangent to two circles of radius 40mm and 20mm whose centers are 90 mm apart.

Directorate Of Technical Education Karnataka State 15CE12D 10

23. Draw an arc of radius 90mm tangential internally to a circle of radius 30mm and externally to another circle of radius 15 mm the center of the two circles are 80mm apart.

24. Draw a common external tangent to two circles of equal radii 30mm and having their centers 80mm apart.

25. Draw a common internal tangent to two circles of diameters 60mm and 40mm having their centers 100mm apart.

26. Inscribe 5 equal circles in a regular Pentagon of side 60mm so as to touch each side and two adjacent circles.

27. Inscribe 6 equal circles in a regular Hexagon of side 60 mm so as to touch one side and two adjacent circles.

28. Inscribe 5 equal circles in a regular Pentagon of side 50 mm so as to touch two sides and two adjacent circles.

29. Inscribe 6 equal circles in a regular Hexagon of side 50 mm so as to touch two side and two adjacent circles.

30. Inscribe 3 equal circles in a regular Hexagon of side 60 mm so as to touch two side and two adjacent circles.

31. Inscribe 3 equal circles in a regular Hexagon of side 60 mm so as to touch one side and two adjacent circles.

##### UNIT-III

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(15 marks Questions )

32. Inscribe an ellipse in a rectangle of side 150mm and 120mm.

33. A parallelogram has sides 130 mm and 90mm at an included angle of 650. Inscribe an ellipse in the parallelogram. Find the major axes and minor axes of the ellipse.

34. An ellipse has the major and minor axes in the ratio 3:2. Draw the ellipse when the major axis is 120mm by concentric circles method.

35. Inscribe parabola in a rectangle of side 120mm and 80mm.

36. Inscribe parabola in a parallelogram of side 100mm and 70mm and having included angle 550.

37. A shot is discharged from the ground level at an inclination of 550 to the ground which is assumed to be horizontal. The shot returns to the ground at a point 75m distance from the point of discharge. Trace the path of the shot. Take scale 1:1000.

38. A shot thrown from the ground level reaches a maximum of 45mt and falls on the ground at a distance of 100mt from the point of projection. Trace the path of the stone in space, select scale of 1:1000.

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39. Construct a diagonal scale of RF 1

20,000

to show kilometers and decimals of kilometer. Mark

on the scale a distance of 2.37 kilometer and 3.42 kilometer.

40. On building plan a line 10cm long represents a distance of 5m. Construct a diagonal scale for the plan to read up to 6m. Show, meters, decimeters and centimeters indicate on the scale the length 4.54m and 5.37m.

41. The distance between Bangalore and Chennai is 352km. On a map, it is represented by a length 70.4mm. What is the R.F. on which the map has been drawn? Draw a diagonal scale of this R.F. to read up to one km and long enough to measure 800km. Mark on the scale the distances 549km and 207km.

42. Construct a plain scale to show kilometer and hectometer when R.F = 1:40000 and long enough to measure 6 km. Mark on the scale 3.2km and 4.3 km on the scale.

43. Construct a plain scale to read centimeter and decimeter and long enough to measure 6 decimetre. RF=1/4. Show on it a distance of 4.9 decimetre.

##### UNIT-IV

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(10 marks Questions )

44. A point P is 40 mm in front of VP, 50 mm above HP and 30 mm in front of left PP. Draw the three principal views of the point.

45. A point P is 30 mm above HP, 50 mm behind VP and 45 mm in front of left PP. Draw the three principal views of the point

46. Draw the three principal views of a point P lying 40 mm behind VP, 60 mm below HP and 30 mm behind the right PP.

47. Draw the three principal views of a point P lying 60 mm below HP, 50 mm in front of VP and 45 mm in front of the left PP.

##### UNIT-V

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**(15 Marks questions)**

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48. Draw the three principal views of a line 90 mm long placed parallel to VP and perpendicular to HP. The line is 60mm in front of VP and 50mm in front of right PP. The lower end of the line is 40mm above HP.

49. Draw the three principal views of a line 90 mm long when it is placed parallel to both HP & VP. One of the ends of the line is 60 mm above HP, 30 mm in front of VP and 40mm in front of the right PP.

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50. A line AB 95 mm long is inclined at 40° to HP and parallel to VP. The line is 90 mm in front of VP. The lower end A is 35 mm above HP, 110 mm in front of the right PP and is away from it than the higher end. Draw the three principal views of the line.

51. A line AB 80 mm long is inclined at 45° to VP and parallel to HP. The end nearer to VP is 30mm in front of VP, 60 mm above HP and 100 mm in front of right PP. Draw the three principal views of the line.

52. Draw the projections of a line AB, 80 mm long inclined at 30° to HP and parallel to VP. The line is 40 mm in front of VP. The lower end A is 20 mm above HP.

53 The length of a line is 100 mm long and is inclined at 45° to VP and parallel to HP. The line is 15 mm above HP and one end of the line is 10 mm in front of VP. Draw the projections of the line and measure top and front views.

54 A line AB 80 mm long has one of its extremities 25 mm in front of VP and 30 mm above HP. The line is inclined at 30° to HP and 45° to VP. Draw its top and front views.

55. A line AB measuring 70 mm has its end A 15 mm in front of VP and 20 mm above HP. The other end B is 60 mm in front of VP and 50 mm above HP. Draw the projections of the line with HP & VP.

56. A line PQ has its end P 15 mm above HP and mm in front of VP. The end Q is 55 mm above HP and the line is inclined at 30° to HP. The distance between the end projectors of the line when measured parallel to the line of intersection of HP & VP is 50 mm. Draw the projections of the line and find its inclinations with VP.

57. The distance between the end projectors passing through the end points of a line AB is 40 mm. The end A is 20 mm above HP and 15 mm in front of VP. The line AB appears as 65 mm long in the front view. Complete the projections. Find the true length of the line and its inclinations with HP & VP.

__ ____UNIT-VI__

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**(15 marks Questions)**

58. An equilateral triangular lamina of side 50mm rests with one its sides on HP so that the surface of the lamina is inclined at 40° to HP. The side on which the lamina rests is inclined at 50° to VP. Draw the projections of the lamina.

59. An equilateral triangular lamina of sides 40mm is resting with one of its corners on HP, The surface of the lamina is inclined at 50° to HP and the side opposite to the corner on which the lamina rests is inclined at 40° to VP. Draw the projections of the lamina.

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60 A square lamina of 40mm side rests with one of its sides on HP so that the surface of the lamina is inclined at 30° to HP. The side on which the lamina rests is inclined at 45° to VP. Draw the top and front views of the square lamina in this position.

61. A square lamina of 40mm sides rests with one of its corner on HP. The diagonal passing through this corner is inclined at 45° to VP and Lamina appears to be inclined at 35° to HP. Draw its projections.

62. A square lamina of side 40mm rests with one of its corner on HP. The diagonal passing through this corner is inclined at 55° to HP and 30° to VP. Draw its projections.

63..A hexagonal lamina of sides 30mm rests on one of its sides on HP so that the surface of the lamina is inclined at 30° to HP. The side on which the lamina rests is inclined at 45° to VP. Draw the top and front views of the lamina.

64. A hexagonal lamina of side 30mm is resting with one of its corner on HP so that the diagonal passing through that corner is inclined at an angle of 45° and appears to be inclined at 30° to VP. Draw the top and front views of the lamina.

65. A square lamina of ABCD of 40mm side rests on the corner C such that diagonal AC appears as at 35° to the VP in the top view. The two sides BC and CD containing the corner C make equal inclinations with the HP. The surface of the lamina makes 40° with HP. Draw its top and front views.

66.A pentagonal plane lamina of edges 30mm is resting on HP with one of its corner touching it such that plane surface makes an angle of 50° with HP. The two of the base edges containing the corner on which the lamina rests make equal inclinations with HP. If the edge opposite to this corner makes an angle of 40° with the VP, draw the top and front views of the plane lamina in this position.

67.A hexagonal lamina of 40mm sides rests on HP on one of its sides. The side which is on HP is perpendicular to VP and the surface of the lamina is inclined to HP at 45°.The lamina is then rotated through 90° such that the side on HP is parallel to the VP, while the surface is still inclined to HP at 45°. Draw the front view and the top view of the lamina in its final position.

68. A circular lamina of 65mm diameter rests on HP such that the surface of the lamina is inclined at 40° to HP. The diameter through the point on which the lamina rests on HP appears to be inclined at 50° to the VP in the top view. Obtain its projections.