Which_of_the_following_techniques_is_used_for_smoothening_of_the_rough – McqOptions

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1.	Which_of_the_following_techniques_is_used_for_smoothening_of_the_rough_cut_gate_edges_on_the_castings?$
A.	Hack sawing
B.	Flame cutting
C.	Sand blasting
D.	Pedestal or swing frame grinding
Answer» E.

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