Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Shearing Blanking Piercing Punching Shearing Blanking Piercing Punching ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Swab is used for Smoothing and cleaning out depressions in the mould Cleaning the moulding sand Moistening the sand around the edge before removing pattern Reinforcement of sand in the top part of the moulding box Smoothing and cleaning out depressions in the mould Cleaning the moulding sand Moistening the sand around the edge before removing pattern Reinforcement of sand in the top part of the moulding box ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For welding plates of thickness more than 12.5 mm, its edges Do not require bevelling Should be bevelled to a single-V or U-groove Should have a double-V or U-groove on one side Should have a double-V or U-groove on both sides Do not require bevelling Should be bevelled to a single-V or U-groove Should have a double-V or U-groove on one side Should have a double-V or U-groove on both sides ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded) 6 t √t 1.5 t 3 t 6 t √t 1.5 t 3 t ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which one of the following material will require the largest size of riser for the same size of casting? Aluminium Cast iron Steel Copper Aluminium Cast iron Steel Copper ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For arc welding Direct current is used Any one of these Alternating current with low frequency is used Alternating current with high frequency is used Direct current is used Any one of these Alternating current with low frequency is used Alternating current with high frequency is used ANSWER DOWNLOAD EXAMIANS APP
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