Manufacturing And Production Technology It is required to cut screw threads of 2 mm pitch on a lathe. The lead screw has a pitch of 6 mm. If the spindle speed is 60 r.p.m., then the speed of lead screw will be 10 r.p.m. 120 r.p.m. 180 r.p.m. 20 r.p.m. 10 r.p.m. 120 r.p.m. 180 r.p.m. 20 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The angle between the shear plane and _________ is called shear angle. None of these Work surface Machine surface Tool face None of these Work surface Machine surface Tool face 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 22 rpm, 600 joules 2.17 rpm, 600 joules 5.03 rpm, 600 joules 6.8 rpm, 6 joules 22 rpm, 600 joules 2.17 rpm, 600 joules 5.03 rpm, 600 joules ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Soft materials can not be economically ground due to Rapid wheel wear Low work piece stiffness Frequent wheel clogging High temperature involved Rapid wheel wear Low work piece stiffness Frequent wheel clogging High temperature involved ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A push broach as compared to pull broach Has less number of teeth Is short and stocky Removes less material for each pass of the tool All of the listed here Has less number of teeth Is short and stocky Removes less material for each pass of the tool All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The machining of titanium is difficult due to Chemical reaction between tool and work High thermal conductivity of titanium Low tool-chip contact area None of these Chemical reaction between tool and work High thermal conductivity of titanium Low tool-chip contact area None of these ANSWER DOWNLOAD EXAMIANS APP
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