Manufacturing And Production Technology A drill mainly used in drilling brass, copper or softer materials, is Flat drill Tapered shank twist drill Parallel shank twist drill Straight fluted drill Flat drill Tapered shank twist drill Parallel shank twist drill Straight fluted drill ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The cutting fluid mostly used for machining steel is Soluble oil Heavy oils Water Dry Soluble oil Heavy oils Water Dry ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Internal gears can be made by Shaping with rack cutter Hobbing Shaping with pinion cutter Milling Shaping with rack cutter Hobbing Shaping with pinion cutter Milling ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology When the metal is removed by erosion caused by rapidly recurring spark discharges between the tool and work, the process is known as Ultrasonic machining Electrochemical machining None of these Electro-discharge machining Ultrasonic machining Electrochemical machining None of these Electro-discharge machining 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 6.8 rpm, 6 joules 2.17 rpm, 600 joules 22 rpm, 600 joules 5.03 rpm, 600 joules 6.8 rpm, 6 joules 2.17 rpm, 600 joules 22 rpm, 600 joules ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The percentage of carbon in gray cast iron is in the range of 8 to 10 percent 3 to 4 percent 0.25 to 0.75 percent 1.25 to 1.75 percent 8 to 10 percent 3 to 4 percent 0.25 to 0.75 percent 1.25 to 1.75 percent ANSWER DOWNLOAD EXAMIANS APP