Estimate the angle by direction of chip flow will deviate from the orthogonal plane if a steel rod is turned in a lathe by a tool of geometry −10 ∘ ,0 ∘ ,8∘ ,7∘ ,15 ∘ ,90 ∘ ,0 mm in NRS at feed of 0.2 mm/rev and depth of cut of 3 mm.