Manufacturing And Production Technology The maximum possible draft in cold rolling of sheet increases with the 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 Decrease in roll radius Increase in coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Which of the following statement is incorrect with reference of lathe cutting tools? The flank of the tool is the surface or surfaces below and adjacent to the cutting edges The base is that surface of the shank which bears against the support and takes tangent pressure of the cut The heel is that part of the tool which is shaped to produce the cutting edges and face The nose is the corner, arc or chamfer joining the side cutting and the end cutting edges The flank of the tool is the surface or surfaces below and adjacent to the cutting edges The base is that surface of the shank which bears against the support and takes tangent pressure of the cut The heel is that part of the tool which is shaped to produce the cutting edges and face The nose is the corner, arc or chamfer joining the side cutting and the end cutting edges ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz. Calculate R.P.M. and energy requirement of the above circular electrodes assuming effective resistance between electrodes as 100 ohm. 6.8 rpm, 6 joules 2.17 rpm, 600 joules 5.03 rpm, 600 joules 22 rpm, 600 joules 6.8 rpm, 6 joules 2.17 rpm, 600 joules 5.03 rpm, 600 joules 22 rpm, 600 joules ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A CNC vertical milling machine has to cut a straight slot of 10 mm width and 2 mm depth by a cutter of 10 mm diameter between points (0,0) and (100,100) on the XY plane (dimensions in mm). The feed rate used for milling is 50 mm/min, milling time for the slot (in seconds) is 240 170 180 120 240 170 180 120 ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Climb milling is chosen while machining because The specific power consumption is reduced Better surface finish can be obtained The chip thickness increase gradually It enables the cutter to dig in and start the cut The specific power consumption is reduced Better surface finish can be obtained The chip thickness increase gradually It enables the cutter to dig in and start the cut ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The cutting fluid mostly used for machining alloy steels is Soluble oil Dry Water Sulphurised mineral oil Soluble oil Dry Water Sulphurised mineral oil ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS