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GATE Mechanical Engineering · Manufacturing Processes - ECM · 1997-2018
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An electrochemical machining (ECM) is to be used to cut a through hole into a 12 mm thick aluminum plate. The hole has a rectangular cross-section, 10 mm x 30 mm. The ECM operation...
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1997 PYQ
Welding of $$C40$$ steel plate of $$10mm$$ thickness required a current of $$16$$amps, while it was $$360$$amps when the plate thickness was increased by $$50\% $$. Estimate the we...
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