If the sand is too fine, its permeability will be high.

More Questions from Workshop Technology

• The cold working of metals is carried out
• The current in electric resistance welding can be regulated by
• Cold working requires much higher pressure that hot working.
• 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

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