Question Detail

GET 102 INTRODUCTION TO ENGINEERING DRAWING & DRAWING INSTRUMENTS Objective Question

Question

Which type of compass is recommended for pencil drawing and tracing because it retains its setting even when strong pressure is applied to obtain dark lines?
Options
A Pivot-joint compass
B Friction-joint compass
C Spring-bow compass
Correct Answer
D Proportional compass
Correct Answer

Option C is the correct answer.

Detailed Explanation

Page 21 explains: 'The spring bow type of compass is best for pencil drawing and tracing because it retains its setting even when strong pressure is applied to obtain dark lines.' The friction-joint type may slip under strong pressure.

Hint

Consider which type of compass is designed for stability under pressure.

Question Info