Workshop Technology A casting defect which results in general enlargement of a casting is known as Scab Sand wash Shift Swell Scab Sand wash Shift Swell ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 60°-70° 40°-50° 30°-40° 50°-60° 60°-70° 40°-50° 30°-40° 50°-60° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for acetylene is 280 to 560 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 280 to 560 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Carburising flame is used to weld Steel, cast iron, copper, aluminium etc Brass and bronze All of these Hard surfacing materials such as stellite Steel, cast iron, copper, aluminium etc Brass and bronze All of these Hard surfacing materials such as stellite ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The tolerance produced by shell moulding process of casting is ±0.2 mm +0.5 mm ±1 mm +0.05 mm ±0.2 mm +0.5 mm ±1 mm +0.05 mm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct? The bottom and middle roll rotate in the same direction The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction Any one of the above The bottom and middle roll rotate in the same direction The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction Any one of the above ANSWER DOWNLOAD EXAMIANS APP
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