Workshop Technology The parts of circular cross-section which are symmetrical about the axis of rotation are made by Hot drawing Hot spinning Hot extrusion Hot forging Hot drawing Hot spinning Hot extrusion Hot forging ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A neutral flame is obtained by supplying More volume of acetylene and less volume of oxygen Equal volumes of oxygen and acetylene None of the listed here More volume of oxygen and less volume of acetylene More volume of acetylene and less volume of oxygen Equal volumes of oxygen and acetylene None of the listed here More volume of oxygen and less volume of acetylene 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 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 The bottom and middle roll rotate in the same direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Induction hardening Work hardening Flame hardening Age hardening Induction hardening Work hardening Flame hardening Age hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The draft or taper allowance on casting is generally 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 2 to 5 mm/m 5 to 10 mm/m ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Structural sections such as rails, angles, I-beams are made by Hot extrusion Hot rolling Hot drawing Hot piercing Hot extrusion Hot rolling Hot drawing Hot piercing ANSWER DOWNLOAD EXAMIANS APP
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