Chemical Process Refractory bricks burnt at very high temperature have got High spalling tendency Less resistance to corrosion by slags None of these Greater resistance to corrosion by slags High spalling tendency Less resistance to corrosion by slags None of these Greater resistance to corrosion by slags ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commonly used glass is known as the __________ glass. Hard Soda Flint Pyrex Hard Soda Flint Pyrex ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeigler process Produces high density polyethylene Produces low density polyethylene Employs very high pressure Uses no catalyst Produces high density polyethylene Produces low density polyethylene Employs very high pressure Uses no catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. Mangnese Chromium Arsenic Copper Mangnese Chromium Arsenic Copper ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Enamels Do not contain pigment Give good glossy finish Are same as varnish Are prepared from non-drying oil Do not contain pigment Give good glossy finish Are same as varnish Are prepared from non-drying oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following may be viewed as a catalyst in the manufacture of soda ash by Solvay process? NaCl CaO Coke NH? NaCl CaO Coke NH? ANSWER DOWNLOAD EXAMIANS APP
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