Question
The material which can be deformed permanently by heat
and pressure is called a:Solution
Explanation: Thermoset materials are those materials that are made by polymers joined together by chemical bonds, acquiring a highly cross-linked polymer structure. They cannot melt.
The ratio of the present ages of a son and his father 3:7 and that of his mother and father is 6:7. Four years ago, the ratio of the age of the son that...
The ratio of the present ages of ‘A’ and ‘B’ is 5:6, respectively. Three years hence from now, the age of ‘B’ will be 21 years. If the avera...
- Five years ago, the ratio of ages of 'X' and 'Y' was 2:3, respectively. Seven years from now, the ratio of their ages will be 4:5, respectively. If 'Z' is ...
After 4 years, the combined age of P and R will be 80 years. If their current age ratio is 7:5, find the age difference.
Present age of ‘A’ is 50% more than that of ‘B’. If 12 years hence from now, ‘B’ will be 11 years younger than ‘A’, then find the sum of...
The ratio of the present age of 'I' to that of 'J' is 7:9. If eight years hence, the ratio of their ages will become 9:11, find the sum of their ages, e...
The ratio of the ages of A, B and C, 5 years ago, was 4 : 5 : 7. The sum of their present ages is 135 years. What will be the sum of the ages (in years...
Ratio of present ages of A and B is 5:7, respectively. C who is 9 years older than A will become 36 years older after 12 years. Find the present age of B.
The present average age of ‘A’ and ‘B’ is 10 years, present average age of ‘A’ and ‘C’ is 6 years and present average age of ‘B’ and...
The average of present ages of Rajesh and his father is 45 years. The age of Rajesh 5 years hence from now will be 1/4 of the pre...
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