The grooving is an operation of Enlarging the end of a hole cylindrically Embossing a diamond shaped pattern on the surface of a workpiece Reducing the diameter of a workpiece over a very narrow surface Beveling the extreme end of a workpiece TRUE ANSWER : ? YOUR ANSWER : ?
The vector sum of cutting velocity and chip velocity is __________ shear velocity. Equal to More than None of these Less than TRUE ANSWER : ? YOUR ANSWER : ?
The binding material used in cemented carbide tools is Tungsten Silicon Chromium Cobalt TRUE ANSWER : ? YOUR ANSWER : ?
The chuck preferred for quick setting and accurate centering of a job is Magnetic chuck Three jaw universal chuck Four jaw independent chuck Collect chuck TRUE ANSWER : ? YOUR ANSWER : ?
Internal or external threads of different pitches can be produced by Piano miller Planetary milling machine Pantograph milling machine Profiling machine TRUE ANSWER : ? YOUR ANSWER : ?
The method of grinding used to produce internal cylindrical holes and tapers, is Form grinding External cylindrical grinding Surface grinding Internal cylindrical grinding TRUE ANSWER : ? YOUR ANSWER : ?
Tumbler gears in lathe are used to Give desired direction of movement to the lathe carriage Drill a workpiece Cut gears Reduce the spindle speed TRUE ANSWER : ? YOUR ANSWER : ?
The grinding wheel speed (surface speed in m/min) usually varies from 500 to 1000 2000 to 2500 1500 to 2000 1000 to 1500 TRUE ANSWER : ? YOUR ANSWER : ?
The tail-stock set over required to turn a taper on the entire length of a workpiece having diameters D and d is (D - d)/2 (D - d)/2L (D - d)/L D - d TRUE ANSWER : ? YOUR ANSWER : ?