Question

A triangle is placed perpendicular to both the reference planes (horizontal and vertical plane) which of the following statement is true.

(a) Front view-line, top view- triangle

(b) Front view-triangle, top view- line

(c) Front view –line, top view-line

(d) Front view-triangle, side view- line

The question was posed to me in exam.

I would like to ask this question from Basics of Planes topic in chapter Projection of Planes of Engineering Drawing

Answer 1

Right option is (c) Front view –line, top view-line

The explanation is: The plane which is perpendicular to both the reference planes (horizontal and vertical plane) is called profile plane or picture plane. The planes parallel to these have a top view and front view as straight line.