Relevant Competitive Tests:
Which of the following is the most widely used heat insulating material for pipelines carrying steam ?
A. Tar dolomite bricks followed by asbestos
B. Fireclay refractory followed by aluminium sheet
C. Cotton followed by aluminium foil
D. 85% magnesia cement and glass woolCorrect Answer
Correct Option: D. 85% magnesia cement and glass wool
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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___________________?