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# Technical Drawing waec past questions and answers

## Technical Drawing waec past questions and answers

Question: What type of line is used to represent the outline of an object in a technical drawing?

a) Hidden line
b) Center line
c) Extension line
d) Dimension line

Question: Which projection method shows three faces of an object in a single view?

a) Isometric projection
b) Orthographic projection
c) Perspective projection
d) Oblique projection

Question: In technical drawing, what does the term "scale" refer to?

a) The weight of the drawing paper
b) The size of the drawing compared to the actual object
c) The type of pencil used for drawing
d) The number of dimensions in the drawing

Answer: b) The size of the drawing compared to the actual object

Question: Which type of line is used to represent the center of a circle in an orthographic projection?

a) Hidden line
b) Center line
c) Construction line
d) Cutting plane line

Question: What is the purpose of a section view in a technical drawing?

a) To show the hidden features inside an object
b) To provide a detailed view of the entire object
c) To represent the object in a three-dimensional perspective
d) To display the object from multiple angles

Answer: a) To show the hidden features inside an object

Question: Which symbol is used to represent a right angle in technical drawings?

a) ∠
b) π
c) θ
d) δ

Question: What is the purpose of an auxiliary view in technical drawing?

a) To show an object in its true shape and size
b) To provide a detailed view of a specific feature
c) To represent the object in a rotated position
d) To display multiple objects together

Answer: c) To represent the object in a rotated position

Question: Which type of projection is commonly used in architectural drawings to represent a realistic view?

a) Isometric projection
b) Orthographic projection
c) Perspective projection
d) Dimetric projection

Question: What does the term "GD&T" stand for in the context of technical drawings?

a) Geometric Design and Testing
b) Graphical Drafting and Tracing
c) Geometric Dimensioning and Tolerancing
d) General Drawing Techniques

Answer: c) Geometric Dimensioning and Tolerancing

Question: Which type of line is used to indicate the point where a cutting plane passes through an object?

a) Phantom line
b) Cutting plane line
c) Section line
d) Visible line

Question: What is the purpose of a title block in a technical drawing?

a) To display the title of the drawing
b) To provide information about the material used
c) To show the dimensions of the object
d) To hold the drawing in place on the drawing board

Answer: a) To display the title of the drawing

Question: In an isometric drawing, how are the three axes oriented?

a) All axes are equally spaced
b) One vertical, one horizontal, and one at 45 degrees
c) Two vertical and one horizontal
d) All axes are horizontal

Answer: b) One vertical, one horizontal, and one at 45 degrees

Question: What does the term "tolerance" refer to in the context of technical drawings?

a) The acceptable deviation from a specified dimension
b) The precision of the drawing tools used
c) The variety of lines used in a drawing
d) The accuracy of the drafting table

Answer: a) The acceptable deviation from a specified dimension

Question: Which type of view provides the most comprehensive information about the shape and size of an object?

a) Front view
b) Top view
c) Isometric view
d) Orthographic view

Question: What is the purpose of a leader line in a technical drawing?

a) To indicate hidden features
b) To show the center of an object
c) To point to a specific part and provide a note or dimension
d) To connect two different views of an object

Answer: c) To point to a specific part and provide a note or dimension

Question: Which type of line is used to represent the intersection between two surfaces in a section view?

a) Phantom line
b) Cutting plane line
c) Section line
d) Hidden line

Question: What is the purpose of an exploded view in technical drawings?

a) To show the object in its assembled state
b) To display the internal components of the object
c) To provide a detailed view of a specific feature
d) To represent the object in a three-dimensional perspective

Answer: b) To display the internal components of the object

Question: Which term is used to describe the process of representing a three-dimensional object on a two-dimensional surface?

a) Extrusion
b) Projection
c) Isolation
d) Reflection

Question: What is the purpose of dimension lines in a technical drawing?

a) To indicate the type of material used
b) To connect different views of an object
c) To show the size and location of features
d) To highlight hidden lines

Answer: c) To show the size and location of features

Question: Which type of drawing provides a detailed representation of a small part of an object at a larger scale?

a) Assembly drawing
b) Detail drawing
c) Exploded drawing
d) Isometric drawing