Workshop Technology During drawing operation, the states of stress in cup would include Compressive stress in the flange Tensile stress in the wall None of these Both (A) and (B) Compressive stress in the flange Tensile stress in the wall None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be 20 mm/m 10 mm/m 16 mm/m 26 mm/m 20 mm/m 10 mm/m 16 mm/m 26 mm/m ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a four high rolling mill, there are four rolls out of which All of the four are working rolls One is working roll and three are backing up rolls Two are working rolls and two are backing up rolls Three are working rolls and one is backing up roll All of the four are working rolls One is working roll and three are backing up rolls Two are working rolls and two are backing up rolls Three are working rolls and one is backing up roll ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When filing soft metals, the file teeth are clogged with minute particles of metal. The file should be cleaned by Using file card Washing it with water Washing it with dilute acid Rubbing on wood Using file card Washing it with water Washing it with dilute acid Rubbing on wood ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Flame hardening Work hardening Induction hardening Age hardening Flame hardening Work hardening Induction hardening Age hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Reversed polarity Straight polarity Both (A) and (B) None of these Reversed polarity Straight polarity Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
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