1. Civil Engineering
  2. Engineering Graphics
  3. A line AB has its one say B end in horiz...

A line AB has its one say B end in horizontal plane and vertical plane then horizontal trace and vertical trace will coincide in                     line.

A. xy reference
B. vertical reference
C. above xy reference
D. below xy reference
Answer» A. xy reference
Explanation: vertical reference will be line formed by profile plane and vertical plane. and if trace is above or below the xy reference line it would meet vertical or horizontal plane at only once. so if single end is going to meet both planes it would definitely be on xy reference line.
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