Question Detail

GET 102 PICTORIAL DRAWING Objective Question
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Question

Under what condition is the ordinate method for drawing isometric curves recommended, despite the general preference for the approximate parallelogram method?
Options
A When drawing large, complex curves.
B For small fractions of a circle, where the approximate method may deviate from a true ellipse.
Correct Answer
C Only when the curve is perfectly symmetrical.
D When converting from perspective drawings.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 22 advises, 'However, for small fraction of a circle the ordinate method must be used, since the approximate method deviate from a true ellipse at several points on the curve.'

Hint

Consider where precision might be critical for specific curve segments.

Question Info

Course: GET 102
Topic: PICTORIAL DRAWING
Type: Objective
Difficulty: Not specified
Question 114 of 308
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