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