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