Question

A triangular prism is placed in projection plane such that the square surface is parallel to horizontal plane. The top view, front view will be __________

(a) square, rectangle respectively

(b) rectangle, triangle respectively

(c) rectangle, rectangle respectively

(d) triangle, rectangle respectively

This question was posed to me in class test.

My question is from Problems on Orthographic Projection topic in chapter Loci of Points & Orthographic Projections of Engineering Drawing

Answer 1

The correct answer is (c) rectangle, rectangle respectively

The explanation: Given a triangular prism is placed in projection plane such that the square base is parallel to horizontal plane. A triangular prism is nothing but triangular cylinder as per position given the front view and top view will be rectangle and side view will be triangle.