1. Civil Engineering
  2. Engineering Graphics
  3.                        is a curve genera...

                       is a curve generated by a point on the circumference of a circle, which rolls without slipping along another circle outside it.

A. trochoid
B. epicycloid
C. hypotrochoid
D. involute
Answer» B. epicycloid
Explanation: trochoid is curve generated by a point fixed to a circle, within or outside its circumference, as the circle rolls along a straight line. ‘hypo’ represents the generating circle is inside the directing circle.
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