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Heh 207: Technical Designs And Drawing Question Paper

Heh 207: Technical Designs And Drawing

Course:Bachelor Of Science In Environmental Health

Institution: Kenyatta University question papers

Exam Year:2010

DATE: Wednesday, 23rd December, 2009
TIME: 2.00 p.m. – 4.00 p.m.
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INSTRUCTIONS:
This paper consists of TWO Sections A and B.
SECTION A
1.
a)
Illustrate any six types of lines used in technical drawing citing the
application
of
each.
(3
marks)

b)
Arrange the following grades of pencil leads in ascending order of
hardness. 2H, B, F, HB

(1 mark)

2.
With aid of labeled sketches, outline the procedure of setting up a drawing paper
on
a
drawing
surface.
(4
marks)

3.
Briefly discuss basic principles of good freehand sketching.
(4 marks)

4.
a)
Distinguish between FIRST angle and THIRD angle orthographic
projections.
(2
marks)
b)
Using upper case letters, write the sentence, ‘The quick brown fox jumped
over
the
lazy
dogs’.
(2
marks)

Page 1 of 2

5.
Outline in sequence, the procedure of drawing the isometric view of a cube.

(4 marks)

SECTION B
Answer question ONE and any other TWO questions from this section.
1.
a)
Explain the Kenya Building Code regulations for approval of building
plans.

(4 marks)

b)
Figure 1 shows the isometric view of an engineering component. To a
scale of 1:2, draw the plan, front elevation and side elevations in FIRST
angle
orthographic
projection. (16
marks)

2.
Figure 2 shows the floor plan of a small building. To a scale of 1:100 draw the
front, side and rear elevations. Refer to the provided specifications.

(15 marks)

3.
Figure 3 shows the orthographic views of an object in THIRD angle projection.
To scale of 1:1, draw the isometric view of the object with L.P. as the lowest
point.
(15
marks)

4.
To a scale of 1:1 draw the plan, front elevation and side elevations of the object
show in figure 4 in THIRD angle orthographic projection.
(15 marks)

5.
Approval of building drawings in a mandatory aspect of development control.
Discuss how this procedure is carried out within a fully established Municipal
Council. (15
marks)

Heh 207: Technical Designs And Drawing Question Paper

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