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