Synthetic Materials

Question 1 :

Which is/are the important raw material(s) required in cement industry?

A). Gypsum and Clay
B). Clay
C). Limestone and Clay
D). Limestone
Answer : Option C

Question 2 :

Which type of fire extinguisher is used for petroleum fire?

A). Powder type
B). Liquid type
C). Soda acid type
D). Foam type
Answer : Option A

Question 3 :

Which of the following is commonly called a 'polyamide'?

A). Terylene
B). Nylon
C). Rayon
D). Orlon
Answer : Option B

Question 4 :

Epoxy resins are used as

A). detergents
B). insecticides
C). adhesives
D). moth repellents
Answer : Option C

Question 5 :

Detergents used for cleaning clothes and utensils contain?

A). bicarbonates
B). bismuthates
C). sulphonates
D). nitrates
Answer : Option C