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