Cold working requires much higher pressure that hot working.

More Questions from Workshop Technology

• An oxidising process used for aluminium and magnesium articles is called
• The operation of straightening a curved sheet metal, is known as
• In a __________ , both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram.
• The welding set up is said to have reversed polarity when the work is connected to the negative terminal and the electrode holder to the positive terminal.
• Most of the oxy-acetylene welding is done with
• In a compound die
• A rip saw
• Notching is the operation of
• In order to check the clearance between two mating surfaces, a __________ gauge should be used.
• In order to cut mild steel, the cutting angle of chisel should be

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