Metal Cutting MCQ QuestionsI Metal Cutting MCQ Test-Mechanicaltalks February 7, 2022February 7, 2022 by Randeep Paramanik 0 Created on February 07, 2022 By randeep paramanik Metal cutting set 1 Welcome to the Mega Quiz competition for every mechanical engineering examination.This quiz program is completely different from other quizzes you have given so far. Here each and every mechanical engineering subject questions are given topic by topic. 1 / 25 With an increase in side cutting edge angle keeping width of cut constant, depth of cut will Decrease First increase then decrease Increase Remains constant 2 / 25 Angle between side cutting edge and end cutting edge in the top surface plane of tool. Side cutting edge angle Side rake angle Side relief angle Nose angle 3 / 25 Positive rake angle is given for machining of: Both hard and soft material Brittle material None of the mentioned Ductile material 4 / 25 Which of the following material can be used for coating on tools? TiCN (Titanium Carbo-Nitride) HSS (high speed steel) cBN (cubic boron nitride) WC (tungsten carbide) 5 / 25 For machining of carbide material which of the following tool will be preferred? Small point angle tools Large positive rake angle tools Large negative rake angle tools Zero rake angle tools 6 / 25 Which of the following will give large friction during chip flow? Small lip angle tool Positive back rake angle tool Negative back rake angle tool Zero back rake angle tool 7 / 25 Which of the following will give maximum chip flow during machining? Brittle material Hard material Ductile material All of the mentioned 8 / 25 For large positive back rake angle, tool will be Harder Stronger Smoother Weaker 9 / 25 Crater wear occurs at Tool flank None of the mentioned Tool shank Tool face 10 / 25 Which of the following is correct about crater wear? Occurs more in soft tool Occurs more in brittle tool None of the mentioned Occurs more hard tool 11 / 25 What is the optimum value of side cutting edge in degrees for maximum tool life? 20 22 25 30 12 / 25 Angle between the rake face flank of tool and perpendicular line drawn from cutting point to base of tool is known as: Side rake angle End relief angle Back rake angle Side relief angle 13 / 25 Angle between end cutting edge and axis of tool is known as: Side relief angle End cutting edge angle Side rake angle Back rake angle 14 / 25 High speed steels are most suitable for Zero Rake angle tools High Negative rake angle tools High Positive rake angle tools None of the mentioned 15 / 25 For large negative back rake angle, tool will be Stronger Harder Smoother Weaker 16 / 25 Flank wear occurs at Tool shank Tool face Tool flank below cutting edge None of the mentioned 17 / 25 Which of the following tools is most suitable for very hard and brittle material? Cast-cobalt alloy Carbides None of the mentioned HSS 18 / 25 Angle between the rake face and plane perpendicular to rake face is known as: End relief angle Side relief angle Side rake angle Back rake angle 19 / 25 What is the optimum value of positive rake angle in degrees for maximum tool life? 10 12 15 20 20 / 25 Mechanical chipping may occur in which of the following tool? Diamond tool Mild Steel tool HSS tool None of the mentioned 21 / 25 If a percentage of cobalt in Tungsten carbide tool increases, then toughness of tool will Remains Constant Decrease First increase then decrease Increase 22 / 25 With an increase in lip angle keeping side rake angle constant, strength of tool. Decreases Increases Remains constant None of the mentioned 23 / 25 Angle between side cutting edge and axis of tool is known as: Side relief angle Side cutting edge angle Back rake angle Side rake angle 24 / 25 Negative back rake angle is given for machining of: Soft and ductile material Ductile material Brittle and hard material Soft material 25 / 25 Which of the following will give better chip flow? Positive back rake angle tool Negative back rake angle tool None of the mentioned Zero back rake angle tool Your score isThe average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Related Spread the love
