Manufacturing And Production Technology The maximum possible draft in cold rolling of sheet increases with the Decrease in roll radius Increase in coefficient of friction Decrease in roll velocity Decrease in coefficient of friction Decrease in roll radius Increase in coefficient of friction Decrease in roll velocity Decrease in coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter 6.25 to 25 mm size and at a cutting velocity of 18 m/min is 1.02 1.66 1.82 1.32 1.02 1.66 1.82 1.32 ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Jigs are used For holding the work in milling, grinding, planing or turning operations None of these To check the accuracy of workpiece For holding and guiding the tool in drilling, reaming or tapping operations For holding the work in milling, grinding, planing or turning operations None of these To check the accuracy of workpiece For holding and guiding the tool in drilling, reaming or tapping operations ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The actual feed in centerless grinders is given by (where d = Dia. of regulating wheel, n = Revolutions per minute, and α = Angle of inclination of wheel) πd πdn πdn cosα πdn sinα πd πdn πdn cosα πdn sinα ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In determining the various forces on the chip, Merchant assumed that the Only continuous chip without built-up-edge is produced All of these Cutting velocity remains constant Cutting edge of the tool is sharp and it does not make any flank contact with the workpiece Only continuous chip without built-up-edge is produced All of these Cutting velocity remains constant Cutting edge of the tool is sharp and it does not make any flank contact with the workpiece ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology It is desired to perform the operations like drilling, reaming, counter-boring etc. on a work piece. Which of the following machine will be used? Multiple spindle drilling machine Sensitive drilling machine Radial drilling machine Gang drilling machine Multiple spindle drilling machine Sensitive drilling machine Radial drilling machine Gang drilling machine ANSWER DOWNLOAD EXAMIANS APP
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