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 Any one of the above 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 The bottom and middle roll rotate in the same direction Any one of the above 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 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 6000°C to 7000°C 5000°C to 6000°C 3000°C to 4000°C 4000°C to 5000°C 6000°C to 7000°C 5000°C to 6000°C 3000°C to 4000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a hot chamber die casting machine Nonferrous alloys with high melting temperature are casted Ferrous alloys with low melting temperature are casted Ferrous alloys with high melting temperature are casted Nonferrous alloys with low melting temperature are casted Nonferrous alloys with high melting temperature are casted Ferrous alloys with low melting temperature are casted Ferrous alloys with high melting temperature are casted Nonferrous alloys with low melting temperature are casted ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The fullers are used For punching a hole To finish the punched hole For finishing flat surfaces For necking down a piece of work For punching a hole To finish the punched hole For finishing flat surfaces For necking down a piece of work ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to produce uniform packing of sand in the moulds, a _________ is used. Stripper plate machine Jolt machine Squeezing machine Sand slinger Stripper plate machine Jolt machine Squeezing machine Sand slinger ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following methods can be used for manufacturing 2 meter long seamless metallic tubes? Extrusion Extrusion and rolling Rolling Drawing Extrusion Extrusion and rolling Rolling Drawing ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS