0 votes 0 votes In a machining operation, if a cutting tool traces the workpiece such that the directrix is perpendicular to the plane of the generatrix as shown in figure, the surface generated is plane cylindrical spherical a surface of revolution Others gateme-2021-set1 + – gatecse asked Feb 22, 2021 • edited Mar 3, 2021 by soujanyareddy13 ♦gatecse 1.6k points answer See all 0 reply