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