CSEC Technical Drawing Paper 1 May/June 2018 - Free CXC Past Paper with Answers

The drawing above is called a

Which of the following types of drawing require the use of scales? I. Reduced II. Enlarged III. Freehand

When preparing a drawing sheet, all horizontal lines are drawn with a

$30^\circ - 60^\circ$ set square

$45^\circ$ set square

Which of the following lines indicates visible outlines on a drawing?

The first step in constructing a circle in isometric is to

plot the circle on graph paper

draw an isometric square

layout non-isometric lines

set the pair of compasses and swing the circle

Which of the following instruments is used to draw irregular curves?

Which of the following drawings shows triangles of equal area between parallel lines?

In the drawing above, which of the following letters indicates the centre of the arc which is tangential to the two circles?

Which of the drawings below denotes third-angle projection?

Which of the following is a view of a right triangular pyramid?

pair of compasses and protractor

ruler and protractor

set-square and protractor

pair of compasses, a ruler and a pencil

Which of the following is a view of a right triangular pyramid?

Which of the following drawings illustrates an internal tangent?

Which of the following is the development of a square pyramid?

If a scale of 1:100 is used in a drawing exercise, an object 2000 mm long would be represented on paper as

Which of the following results wherever a straight line meets an arc?

The curve blends exactly.

The line and the arc are similar in shape.

The length appears to be altered.

Which of the following is shown in the drawing above?

Which of the following procedures is used when constructing the circumscribed circle of a triangle?

Perpendicularly bisect any two sides.

Draw the given circumference.

Draw a semicircle of the given diameter.

Draw any two chords.

The drawing above shows how to

bisect a straight line

erect a perpendicular to a line from a point outside the line

erect a perpendicular to a given line at a point on the line

divide a straight line

A development of an object is a drawing showing

the unfolding of the surfaces

In order to construct a tangent from the point, P, to the circle in the drawing above, one MUST first

join P to a point on the circum-ference

join P to the centre

If a triangle with a perimeter of 200 mm is constructed with sides in the ratio of 2:3:4, then the shortest side is

In the drawing above, in order to divide AB in the ratio 4:5.3 by proportional divisions, it is necessary to first

step off 12 equal divisions on AB

measure AB and divide into 3 parts

step off 12 equal divisions on AC

The symbol shown above is the accepted representation for which of the following types of projection?

A cube of 40 mm edge is to be drawn in oblique projection. The length of the receding lines should be

The method used to construct the ellipse above is the

Which of the following drawings shows the proper method of bisecting a line geometrically?

The point at which the bisectors of the angles of a triangle meet is the centre of

the inscribed circle

Which of the following is the correct formula for finding the area of the shape EFGH above?

$\frac{FH \times EJ}{2} + \frac{FH \times GI}{2}$

$\frac{FG \times (EI + GI)}{2}$

When sketching pictorial figures, one should first

draw all straight lines

construct parts separately

construct a box to hold the figure

Which of the following is given?

altitude and the base angles

hypotenuse and one angle

altitude and vertical angle

perimeter and vertical height

In the drawing above, the ratio of the area of EFGH to that of EGIJ is

The true shape of the cut surface A-A on the cone above is

If a car picks up a tack on the circumference of one of its tyres, then the path traced by the tack as the car is driven is called a/an

The orthographic projection of a block is shown above. On which of the following planes is the plan shown?

The drawing above shows how to draw

three circles tangential to their adjacent lines

two circles with both radii within a third circle with the three circles touching each other

a number of circles within a regular polygon to touch each other and one side of the polygon

a circle with a given radius, to touch another given circle with a given radius and a given line

A man has to transform a 100 mm square drawing to the largest octagonal shape that it will contain. Which of the following instruments should be used to perform the exercise?

$30^\circ$ set square and tee-square

Dividers and set square

The drawing above illustrates a procedure for constructing a triangle, given the

base angle and the altitude

base, the altitude and the vertical angle

perimeter and the ratio of the sides

perimeter and the altitude

If the perimeter of a rhombus is 152 mm and a diagonal is 66 mm, then the length of one side is

Which of the following are true about R 5 in the drawing above? I. The letter R is always a capital. II. The letter R always precedes the dimension. III. The letter R indicates the centre lines passing through the circle centre. IV. The letter R indicates the centre lines passing along the axis of an object.

The diameter of a circle is given as 42 mm. A regular hexagon is drawn such that the circle circumscribes the figure. The length of ONE side of the hexagon is

The hyperbola above has an eccentricity of 3:2. The distance, x, is equal to

Which of the following constructions shows a figure in which its area has been reduced?

A hollow open-ended cube is to be developed. The development would show a rectangle subdivided into squares numbering

The drawing above shows how to construct a hexagon if given

the length across corners

the length of a side

the length across flats

an exterior angle of 45°

The shape of the section obtained by cutting a right cone parallel to its base is a/an

Three circles which touch one another can be drawn if given

their radii and a line

the position of their centres

two lines and a point

three points through which they pass

Which of the following is a step in drawing a spiral?

Draw parallel lines.

Divide a circle into a number of equal parts.

Draw a tangent to each line.

Patterns for regular tapering forms, such as cones and pyramids, are produced by line development known as

The drawing above represents the drawing of a tangent to a/an

arc to a point, P, when the centre is known

circle through any point, P, on the circumference

arc at a point, P, when the centre is not known

circle from any point, P, outside the circle

Which of the following angles are used in the construction of an isometric scale?

$15^\circ$ and $30^\circ$

$30^\circ$ and $45^\circ$

$45^\circ$ and $60^\circ$

$60^\circ$ and $90^\circ$

Which of the following is NOT true?

The line RM is equal to the line PR.

The line DR can be of any length.

The angle PRM is equal to the angle RPM.

The angle RMP is equal to the angle RPM.

If the diagonal of a square is 68 mm, then the length of one side is approximately

CSEC Technical Drawing Paper 1 May/June 2018 - Free CXC Past Paper with Answers

CSEC Technical Drawing Paper 1 May/June 2018 Questions