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Code No: R07A10291

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

Two fixed points A and B are 100mm apart. Trace the complete path of a point P

moving (in the same plane as that of A and B) in such a way that, the sum of its

distances from A and B is always the same and equal to 125mm. Name the curve.

Draw another parallel to and 25mm away from this curve.

[16]

2.

A circle of 50mm diameter rolls on a horizontal line for half a revolution clock

wise and then on a line inclined at 60o to the horizontal for another half, clock-

wise. Draw the curve traced by a point P on the circumference of the circle, taking

the top-most point on the rolling circle as the initial position of the generating

point.

[16]

3.a]

A line PQ 75 mm long, has its end P in the VP and the end Q in the HP. The line

is inclined at 300 to the HP and at 600 to the VP. Draw its projections.

b]

State the quadrants in which the following are situated.

[8+8]

i]

A point P; its top view 40 mm above x y; the front view, 20mm below the

top view.

ii]

A point Q; its projections coincide with each other 40 mm below x y.

4.

Draw the projections of circle of 75 mm diameter having the end A of the

diameter AB in the H.P., the end B in the V.P., and the surface inclined at 30o to

the H.P. and at 60o to the V.P.

[16]

5.a]

Draw the projections of a hexagonal pyramid, base 30 mm side and axis 60 mm

long, having its base inclined at 450 to the V.P.

b]

Draw the projections of a pentagonal prism, base 25 mm side and axis 50 mm

long, resting on one of its rectangular faces on the ground, with the axis inclined

at 450 to the VP.

[16]

6.

A cone of base 50mm diameter and axis 80 long, has one of its generators on V.P

and inclined at 30o to H.P. Draw the three views of the cone.

[16]

7.

Draw the isometric view of cylinder 50 mm diameters of base and 65mm height

resting with its base on H.P. [16]

i)

When its axis is vertical and

ii)

When its axis is horizontal

Contd..2

SET-1

Code No: R07A10291

-2-

set-1

8.

Draw an isometric view of given figure below. (all dimensions are in mm). [16]

Code No: R07A10291

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

The vertex of a hyperbola is 65 mm from its focus. Draw the curve if the

eccentricity is 3/2. Draw a normal and tangent at a point on the curve, 75 mm

from the directrix.

[16]

2.

A circle of 50mm diameter rolls along a straight line without slipping. Draw the

curve traced out by a point P on the circumference, for one complete revolution of

the circle. Name the curve. Draw a tangent to the curve at a point on it 40mm

from the line.

[16]

3.

Draw the projections of a straight line AB, 100 mm long, inclined at 45o to HP

and 30o to VP. The end A is in HP and the end B is in VP.

[16]

4.

Draw the projection of a rhombus having diagonals 125mm and 50mm long, the

smaller diagonal of which is parallel to both the principal planes, while the other

is inclined at 300 to the HP.

[16]

5.a)

A pentagonal pyramid of base 25mm side and axis 60mm long, is resting on H.P

on a base corner, with an edge of the base containing that corner, making 30o with

H.P. Draw the projections of the pyramid. When its axis is perpendicular to VP

and the base is at 15mm from V.P.

b)

Draw the projections of a hexagonal prism of base 25mm side and axis 60mm

long, is resting on one of its corners of the base on H.P. The axis of the solid is

inclined at 45o to H.P. Follow the change of position method.

[6+10]

6.

A cylinder of base diameter 60 mm and height 90 mm is situated is such a way

that the axis is 450 to the VP and the axis making 600 to the ground. Draw the

projections of object.

[16]

7.

A combination of the solids is formed as follows: A frustum of cone 25mm top

diameter 50mm bottom diameter and 50mm high is placed vertically on a

cylindrical block of 75mm diameter and 25mm thick such that both the solids

have the common axis. Draw the isometric projection of the combination of the

solids.

[16]

Contd.…2

SET-2

Code No: R07A10291

-2-

set-2

8.

Draw the orthographic views of an object Shown figure below (all dimensions are

in mm)

a]

Front view

b]

Top view

c]

Left Side view.

[6+6+4]

Code No: R07A10291

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

The foci of an ellipse are 90mm apart and the minor axis is 65 mm long.

Determine the major axis and draw the ellipse by concentric circles method and

the other half by Oblong methods. Draw a tangent to the ellipse at a point 25mm

above the major axis.

[16]

2.

A circle of 40mm diameter rolls on the concave side of another circle of 40mm

radius. Draw the path traced by a point on the generating circle for one complete

revolution.

[16]

3.a)

A point is equidistant from the three principal planes. The view from the above is

below x y and the view from the front above x y. The linear distance between the

above two views measury 80mm. Draw the three principal views.

b)

A 100mm long line is parallel to and 50mm above the H.P its two ends are 25mm

and 50mm in front of the VP. Draw its projections and find its inclination with

the VP.

[8+8]

4.

A regular hexagonal plate of 35mm side has one corner touching V.P and another

opposite corner touching H.P. The plate is inclined at 60o to H.P and 30o to V.P.

Draw the projections of the plate, neglecting the thickness of it.

[16]

5.

A hexagonal pyramid, base 25mm side and axis 50mm long, has an edge of its

base on the ground, its axis is inclined at 300 to the ground and parallel to the VP.

Draw it projections.

[16]

6.

Draw three views of a cone, base 50mm diameter and axis 75mm long, having

one of its generators in the V.P. and inclined at 30o to the H.P., the apex being in

the H.P.

[16]

Contd...2

SET-3

Code No: R07A10291

-2-

Set-3

7.a]

Draw the isometric view of a cone, base 40 mm diameter and axis 55 mm long.

(i) when its axis is vertical and (ii) when its axis is horizontal.

b]

Draw the isometric view of a square prism, with slide of base 40 mm and length

of axis 70 mm, when its axis is vertical.

[8+8]

8.

Draw the orthographic views of an object Shown figure below (all dimensions are

in mm)

a]

Front view

b]

Top view

c]

Left Side view.

[6+6+4]

Code No: R07A10291

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

A stone is thrown from a height of 5 metre above the ground. It reaches a

maximum height of 10 metre and covers a horizontal distance of 20 metre from

the point of lift. Draw the curve traced by the stone. What is the eccentricity of

this curve? Name and draw a new curve whose eccentricity is 1.5 times the

eccentricity of the above curve.

[16]

2.

A circle of 115 mm diameter rolls on another circle of 75 mm diameter with

internal contact. Draw the locus of point on the circumference of a rolling circle

for its one complete revolution.

[16]

3.a)

A point A is on H.P and 40mm in front of V.P. Another point B is on V.P. and

below H.P. the line joining their front views makes an angle of 45o with xy, while

the line joining their top views makes an angle of 30o. Find the distance of the

point B from H.P.

b)

A line PQ has its end P, 15mm above HP and 10mm in front of VP. The end Q is

55mm above HP and the line is inclined at 30o to HP. The distance between the

end projectors of the line when measured parallel to the line of intersection of HP

and VP is 50mm. Draw the projections of the line and find its inclination with VP.

[6+10]

4.

A composite plate of negligible thickness is made-up of a rectangle 60mm x

40mm, and semi-circle on its longer side. Draw its projections when the longer

side is parallel to the H.P. and inclined at 45o to the V.P., the surface of the plate

making 30o angle with the H.P.

[16]

5.

A square pyramid, base 40mm side and axis 90mm long, has a triangular face on

the ground and the vertical plane containing the axis makes an angle of 45o with

the V.P. Draw its projections.

[16]

6.

Draw the projections of a cone of 100mm height and 75mm diameter, resting on

one of its generators on H.P and its axis lies in a vertical plane, inclined at 30o to

V.P.

[16]

Contd...2

SET-4

Code No: R07A10291

-2-

Set-4

7.

A hexagonal prism of side of base 30mm and 70mm long has a square hole of

sides 20mm at the centre. The axes of the square hole and hexagonal prism

coincide, and one of the faces of the square hole is parallel to one of the faces

of the hexagon. Draw the isometric projection of the prism with the hole.

[16]

8.

Draw the orthographic views of an object Shown figure below (all dimensions are

in mm)

a]

Front view

b]

Top view

c]

Left Side view.

[6+6+4]

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

Two fixed points A and B are 100mm apart. Trace the complete path of a point P

moving (in the same plane as that of A and B) in such a way that, the sum of its

distances from A and B is always the same and equal to 125mm. Name the curve.

Draw another parallel to and 25mm away from this curve.

[16]

2.

A circle of 50mm diameter rolls on a horizontal line for half a revolution clock

wise and then on a line inclined at 60o to the horizontal for another half, clock-

wise. Draw the curve traced by a point P on the circumference of the circle, taking

the top-most point on the rolling circle as the initial position of the generating

point.

[16]

3.a]

A line PQ 75 mm long, has its end P in the VP and the end Q in the HP. The line

is inclined at 300 to the HP and at 600 to the VP. Draw its projections.

b]

State the quadrants in which the following are situated.

[8+8]

i]

A point P; its top view 40 mm above x y; the front view, 20mm below the

top view.

ii]

A point Q; its projections coincide with each other 40 mm below x y.

4.

Draw the projections of circle of 75 mm diameter having the end A of the

diameter AB in the H.P., the end B in the V.P., and the surface inclined at 30o to

the H.P. and at 60o to the V.P.

[16]

5.a]

Draw the projections of a hexagonal pyramid, base 30 mm side and axis 60 mm

long, having its base inclined at 450 to the V.P.

b]

Draw the projections of a pentagonal prism, base 25 mm side and axis 50 mm

long, resting on one of its rectangular faces on the ground, with the axis inclined

at 450 to the VP.

[16]

6.

A cone of base 50mm diameter and axis 80 long, has one of its generators on V.P

and inclined at 30o to H.P. Draw the three views of the cone.

[16]

7.

Draw the isometric view of cylinder 50 mm diameters of base and 65mm height

resting with its base on H.P. [16]

i)

When its axis is vertical and

ii)

When its axis is horizontal

Contd..2

SET-1

Code No: R07A10291

-2-

set-1

8.

Draw an isometric view of given figure below. (all dimensions are in mm). [16]

Code No: R07A10291

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

The vertex of a hyperbola is 65 mm from its focus. Draw the curve if the

eccentricity is 3/2. Draw a normal and tangent at a point on the curve, 75 mm

from the directrix.

[16]

2.

A circle of 50mm diameter rolls along a straight line without slipping. Draw the

curve traced out by a point P on the circumference, for one complete revolution of

the circle. Name the curve. Draw a tangent to the curve at a point on it 40mm

from the line.

[16]

3.

Draw the projections of a straight line AB, 100 mm long, inclined at 45o to HP

and 30o to VP. The end A is in HP and the end B is in VP.

[16]

4.

Draw the projection of a rhombus having diagonals 125mm and 50mm long, the

smaller diagonal of which is parallel to both the principal planes, while the other

is inclined at 300 to the HP.

[16]

5.a)

A pentagonal pyramid of base 25mm side and axis 60mm long, is resting on H.P

on a base corner, with an edge of the base containing that corner, making 30o with

H.P. Draw the projections of the pyramid. When its axis is perpendicular to VP

and the base is at 15mm from V.P.

b)

Draw the projections of a hexagonal prism of base 25mm side and axis 60mm

long, is resting on one of its corners of the base on H.P. The axis of the solid is

inclined at 45o to H.P. Follow the change of position method.

[6+10]

6.

A cylinder of base diameter 60 mm and height 90 mm is situated is such a way

that the axis is 450 to the VP and the axis making 600 to the ground. Draw the

projections of object.

[16]

7.

A combination of the solids is formed as follows: A frustum of cone 25mm top

diameter 50mm bottom diameter and 50mm high is placed vertically on a

cylindrical block of 75mm diameter and 25mm thick such that both the solids

have the common axis. Draw the isometric projection of the combination of the

solids.

[16]

Contd.…2

SET-2

Code No: R07A10291

-2-

set-2

8.

Draw the orthographic views of an object Shown figure below (all dimensions are

in mm)

a]

Front view

b]

Top view

c]

Left Side view.

[6+6+4]

Code No: R07A10291

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

The foci of an ellipse are 90mm apart and the minor axis is 65 mm long.

Determine the major axis and draw the ellipse by concentric circles method and

the other half by Oblong methods. Draw a tangent to the ellipse at a point 25mm

above the major axis.

[16]

2.

A circle of 40mm diameter rolls on the concave side of another circle of 40mm

radius. Draw the path traced by a point on the generating circle for one complete

revolution.

[16]

3.a)

A point is equidistant from the three principal planes. The view from the above is

below x y and the view from the front above x y. The linear distance between the

above two views measury 80mm. Draw the three principal views.

b)

A 100mm long line is parallel to and 50mm above the H.P its two ends are 25mm

and 50mm in front of the VP. Draw its projections and find its inclination with

the VP.

[8+8]

4.

A regular hexagonal plate of 35mm side has one corner touching V.P and another

opposite corner touching H.P. The plate is inclined at 60o to H.P and 30o to V.P.

Draw the projections of the plate, neglecting the thickness of it.

[16]

5.

A hexagonal pyramid, base 25mm side and axis 50mm long, has an edge of its

base on the ground, its axis is inclined at 300 to the ground and parallel to the VP.

Draw it projections.

[16]

6.

Draw three views of a cone, base 50mm diameter and axis 75mm long, having

one of its generators in the V.P. and inclined at 30o to the H.P., the apex being in

the H.P.

[16]

Contd...2

SET-3

Code No: R07A10291

-2-

Set-3

7.a]

Draw the isometric view of a cone, base 40 mm diameter and axis 55 mm long.

(i) when its axis is vertical and (ii) when its axis is horizontal.

b]

Draw the isometric view of a square prism, with slide of base 40 mm and length

of axis 70 mm, when its axis is vertical.

[8+8]

8.

Draw the orthographic views of an object Shown figure below (all dimensions are

in mm)

a]

Front view

b]

Top view

c]

Left Side view.

[6+6+4]

Code No: R07A10291

JAWAHARLAL NEHRU TECHNOLOGY UNIVERSITY, HYDERABAD

I St B.Tech Regular Examinations, June – 2009

ENGINEERING DRAWING

(Common to CSE and CSSE)

Time: 3 hours

Max. Marks.80

Answer any Five questions

All questions carry equal marks

---

1.

A stone is thrown from a height of 5 metre above the ground. It reaches a

maximum height of 10 metre and covers a horizontal distance of 20 metre from

the point of lift. Draw the curve traced by the stone. What is the eccentricity of

this curve? Name and draw a new curve whose eccentricity is 1.5 times the

eccentricity of the above curve.

[16]

2.

A circle of 115 mm diameter rolls on another circle of 75 mm diameter with

internal contact. Draw the locus of point on the circumference of a rolling circle

for its one complete revolution.

[16]

3.a)

A point A is on H.P and 40mm in front of V.P. Another point B is on V.P. and

below H.P. the line joining their front views makes an angle of 45o with xy, while

the line joining their top views makes an angle of 30o. Find the distance of the

point B from H.P.

b)

A line PQ has its end P, 15mm above HP and 10mm in front of VP. The end Q is

55mm above HP and the line is inclined at 30o to HP. The distance between the

end projectors of the line when measured parallel to the line of intersection of HP

and VP is 50mm. Draw the projections of the line and find its inclination with VP.

[6+10]

4.

A composite plate of negligible thickness is made-up of a rectangle 60mm x

40mm, and semi-circle on its longer side. Draw its projections when the longer

side is parallel to the H.P. and inclined at 45o to the V.P., the surface of the plate

making 30o angle with the H.P.

[16]

5.

A square pyramid, base 40mm side and axis 90mm long, has a triangular face on

the ground and the vertical plane containing the axis makes an angle of 45o with

the V.P. Draw its projections.

[16]

6.

Draw the projections of a cone of 100mm height and 75mm diameter, resting on

one of its generators on H.P and its axis lies in a vertical plane, inclined at 30o to

V.P.

[16]

Contd...2

SET-4

Code No: R07A10291

-2-

Set-4

7.

A hexagonal prism of side of base 30mm and 70mm long has a square hole of

sides 20mm at the centre. The axes of the square hole and hexagonal prism

coincide, and one of the faces of the square hole is parallel to one of the faces

of the hexagon. Draw the isometric projection of the prism with the hole.

[16]

8.

Draw the orthographic views of an object Shown figure below (all dimensions are

in mm)

a]

Front view

b]

Top view

c]

Left Side view.

[6+6+4]