Workshop Technology Which one of the following material will require the largest size of riser for the same size of casting? Cast iron Steel Aluminium Copper Cast iron Steel Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process of increasing the cross-section of a bar at the expense of its length, is called Peening Spinning Drawing down Upsetting Peening Spinning Drawing down Upsetting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C 6000°C to 7000°C 4000°C to 5000°C 3000°C to 4000°C 5000°C to 6000°C 6000°C to 7000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A neutral flame is obtained by supplying None of the listed here More volume of oxygen and less volume of acetylene Equal volumes of oxygen and acetylene More volume of acetylene and less volume of oxygen None of the listed here More volume of oxygen and less volume of acetylene Equal volumes of oxygen and acetylene More volume of acetylene and less volume of oxygen ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for acetylene is 560 to 840 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 7 to 103 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The draft or taper allowance on casting is generally 2 to 5 mm/m 5 to 10 mm/m 1 to 2 mm/m 10 to 15 mm/m 2 to 5 mm/m 5 to 10 mm/m 1 to 2 mm/m 10 to 15 mm/m ANSWER DOWNLOAD EXAMIANS APP
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