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A circular plate of negligible thickness and 50 mm diameter appears as
an ellipse in the front view, having its major axis 50 mm long and minor
axis 30 mm long. Draw its top view when the major axis of the ellipse is
horizontal.
Ashoka Institution
Draw XY line as shown
X Y
Draw a circle as shown
50 Ø
X Y
X Y
50 Ø
Draw Top view as shown
X Y
50 Ø
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
Name the Point as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
Draw Projectors as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
Name the points as shown
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Draw a line as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Draw a line as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Transfer the top view as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Transfer the points on the top
view as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Draw Projector as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Draw Projector as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Mark the intersection
points as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Join the points as shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Mark the points as shown
11’
111’
121’21’
31’
41’
51’
61’81’
91’
101’
71’
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
Re draw the front view as
shown as shown
11’
111’
121’21’
31’
41’
51’
61’81’
91’
101’
71’
11’121’ 21’
31’
41’
51’
61’81’
91’
71’
101’
111’
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
11’
111’
121’21’
31’
41’
51’
61’81’
91’
101’
71’
11’121’ 21’
31’
41’
51’
61’81’
91’
71’
101’
111’
Draw the
Projector as
shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
11’
111’
121’21’
31’
41’
51’
61’81’
91’
101’
71’
11’121’ 21’
31’
41’
51’
61’81’
91’
71’
101’
111’
11’
21’
31’
41’
51’
61’81’
91’
101’
111’
121’
Mark the
inter
section
Point as
shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
11’
111’
121’21’
31’
41’
51’
61’81’
91’
101’
71’
11’121’ 21’
31’
41’
51’
61’81’
91’
71’
101’
111’
11’
21’
31’
41’
51’
61’81’
91’
101’
111’
121’
Join the
points as
shown
X Y
1’
2’
3’
4’
5’
6’
7’
8’
9’
10’
11’
12’
50 Ø
1 2,
12
3,
11
4,
10
5,
9
6,
8
7
30
11’
111’
121’21’
31’
41’
51’
61’81’
91’
101’
71’
11’121’ 21’
31’
41’
51’
61’81’
91’
71’
101’
111’
11’
21’
31’
41’
51’
61’
71’
81’
91’
101’
111’
121’
Front view
Top viewScale 1:1
All Dimensions are mm

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