Workshop Technology In electric resistance welding, voltage required for heating is 50 to 100 volts 1 to 5 volts 6 to 10 volts 11 to 20 volts 50 to 100 volts 1 to 5 volts 6 to 10 volts 11 to 20 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process of decreasing the cross-section of a bar and increasing its length, is called Peening Upsetting Drawing down Spinning Peening Upsetting Drawing down Spinning ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Shift is a casting defect which Results in a mismatching of the top and bottom parts of a casting Occurs near the ingates as rough lumps on the surface of a casting Occurs as sand patches on the upper surface of a casting Results in general enlargement of a casting Results in a mismatching of the top and bottom parts of a casting Occurs near the ingates as rough lumps on the surface of a casting Occurs as sand patches on the upper surface of a casting Results in general enlargement of a casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Metal patterns are used for Complicated castings Large scale production of castings Large castings Small castings Complicated castings Large scale production of castings Large castings Small castings ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For welding plates of thickness less than 5 mm, its edges 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 Do not require bevelling Should be bevelled to a single-V or U-groove ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cores are used to All of these Improve mould surface Form internal cavities in the casting Form a part of a green sand mould All of these Improve mould surface Form internal cavities in the casting Form a part of a green sand mould ANSWER DOWNLOAD EXAMIANS APP
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