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Hidden Lines

Total questions: 19

Worksheet time: 10mins

Name
Class
Date
1.

What are hidden lines used for?

a)

To represent visible features

b)

To represent features not visible from the current view

c)

To represent the color of an object

d)

To represent the size of an object.

2.

Hidden lines are typically (a)   lines.

3.

What do hidden lines show?

a)

Edges you can't see

b)

Colors of an object

c)

The weight of an object

d)

The material of an object

4.

Hidden lines can be thought of as "x-ray vision" lines that show what's behind (a)   .

5.

What is the recommended way to space dashes when drawing hidden lines?

a)

Randomly

b)

Evenly spaced

c)

Overlapping

d)

Very close together

6.

When drawing hidden lines, the dashes should be lighter than object lines but dark enough to (a)   .

7.

Which of the following statements is true about hidden lines?

a)

Hidden lines should be wider than object lines.

b)

Hidden lines should be narrower than object lines.

c)

Hidden lines should be the same width as object lines.

8.

Hidden lines should start and end with (a)   .

9.

When hidden lines meet other lines, what should you try to end with at the intersection?

a)

A space

b)

A dash

c)

A dot

d)

A line

10.

Why should you avoid overusing hidden lines?

a)

It makes the drawing look better.

b)

Sometimes another view is better.

c)

It saves time.

d)

It is easier to draw.

11.

Which of the following is a common mistake to avoid when dealing with dashes?

a)

Making dashes random lengths or spacing

b)

Making dashes uniform in length and spacing

c)

Using dashes only for hidden lines

d)

Avoiding dashes altogether.

12.

Don't use hidden lines for features that could be shown in ______.

a)

another view

b)

the same view

c)

a detailed view

d)

a perspective view

13.

Which of the following statements is true about hidden lines?

a)

Hidden lines should be more visible than object lines.

b)

Hidden lines should be less visible than object lines.

c)

Hidden lines should be equally visible as object lines.

14.

Fill in the blank: A hidden line crossing a center line should be (a)   .

15.

What can happen to hidden lines at intersections with object lines?

a)

They can be broken.

b)

They must remain continuous.

c)

They should be removed.

16.

Which of the following is an application of hidden lines in Mechanical Engineering?

a)

Indicating internal features of machine parts

b)

Representing hidden walls in buildings

c)

Showing internal components of a car engine

d)

Detailing hidden sections of a smartphone.

17.

In Architecture, hidden lines are used for ______.

a)

Indicating internal features of machine parts

b)

Representing hidden walls or structural elements inside buildings

c)

Showing internal components of a car engine

d)

Detailing hidden sections of a product.

18.

What is the purpose of hidden lines in a technical drawing?

a)

To show visible edges

b)

To indicate hidden edges

c)

To represent dimensions

d)

To highlight important features.

19.

In a technical drawing, hidden lines are represented by ______.

a)

Solid lines

b)

Dashed lines

c)

Dotted lines

d)

Wavy lines