Relevant Competitive Tests:
Contact lenses for eyes are made of Perspex, which is nothing but_______________?
A. poly-methyl-methacrylateCorrect Answer
B. Polystyrene
C. Unsaturated polyester
D. Polypropylene
Correct Option: A. poly-methyl-methacrylate
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Which of the following is a type of sedimentary rock?Which of the following rock favors petroleum formation?DLS stands For_______?RIH stands for ________?“The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements.” This is the statement of___________________?