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