Manufacturing And Production Technology The cutting speed is minimum while machining _________ with a high speed steel tool. Cast iron Brass Aluminium Mild steel Cast iron Brass Aluminium Mild steel ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools. 8 to 20 times higher 2 to 3 times higher 5 to 8 times higher 2 to 3 times lower 8 to 20 times higher 2 to 3 times higher 5 to 8 times higher 2 to 3 times lower ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Volume of a cube of side ‘l’ and volume of a sphere of radius ‘r’ are equal. Both the cube and the sphere are solid and of same material. They are being cast. The ratio of the solidification time of the cube to the same of the sphere is (4π/6)² × (r/l)⁴ (4π/6)² × (r/l)³ (4π/6)³ × (r/l)⁶ (4π/6) × (r/l)² (4π/6)² × (r/l)⁴ (4π/6)² × (r/l)³ (4π/6)³ × (r/l)⁶ (4π/6) × (r/l)² ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology When the cutting edge of the tool is dull, then during machining Continuous chips are formed Discontinuous chips are formed Continuous chips with built-up edge are formed No chips are formed Continuous chips are formed Discontinuous chips are formed Continuous chips with built-up edge are formed No chips are formed 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 22 rpm, 600 joules 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 ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology For turning small taper on long workpiece, the suitable method is By a taper turning attachment By swiveling the compound rest By setting over the tail stock By a form tool By a taper turning attachment By swiveling the compound rest By setting over the tail stock By a form tool ANSWER DOWNLOAD EXAMIANS APP
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