Manufacturing And Production Technology In centreless grinding, the surface speed of regulating wheel is 60 to 90 m/min 15 to 60 m/min 5 to 15 m/min 90 to 120 m/min 60 to 90 m/min 15 to 60 m/min 5 to 15 m/min 90 to 120 m/min ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is 15 m/min 30 m/min 5 m/min 10 m/min 15 m/min 30 m/min 5 m/min 10 m/min ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools. 2 to 3 times lower 2 to 3 times higher 5 to 8 times higher 8 to 20 times higher 2 to 3 times lower 2 to 3 times higher 5 to 8 times higher 8 to 20 times higher ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Segmental chips are formed during machining Cast iron High carbon steel High speed steel Mild steel Cast iron High carbon steel High speed steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The tap used to cut threads in a blind hole is Taper tap Any one of these Bottoming tap Second tap Taper tap Any one of these Bottoming tap Second tap 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. 5.03 rpm, 600 joules 2.17 rpm, 600 joules 22 rpm, 600 joules 6.8 rpm, 6 joules 5.03 rpm, 600 joules 2.17 rpm, 600 joules 22 rpm, 600 joules 6.8 rpm, 6 joules ANSWER DOWNLOAD EXAMIANS APP
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