Varnish is a nearly homogeneous solution of resin in oil, alcohol or turpentine. Oil varnishes are most durable but most difficult to apply. Water varnishes are easy to apply but less durable. For varnishing maps and pictures, water varnish is generally used.
The minimum density (g/cc) of corrugated and semi-corrugated asbestos cement sheets considered acceptable for construction purposes by the Indian standard is:
The actual discharge of liquid through an orifice is determined by multiplying ideal discharge by a factor called coefficient of discharge. The coefficient of discharge is given by __________.
