Related Questions

Study the following statements regarding creep.
i) Creep is greater on curves than on tangent railway track
ii) Creep in new rails is more than that in old rails
iii) Creep is more on steep gradients than on level track
The correct answer is
According to the structure of the polymer, it is classified into- Linear polymers Branched-chain polymers Cross-linked or network polymers Co-polymers
Paper making polymers can be categorized as naturally occurring polymers, modified naturally occurring polymers, and synthetic polymers.
Engines are rated at specified conditions. Then which of the following statements are correct? 1. Power developed increases as local temperature increases. 2. Power developed increases as local temperature decreases 3. Power developed is not dependent on local temperature. 4. Power developed increases as local atmospheric pressure increases. 5. Power developed increases as local atmospheric pressure decreases.
Consider the following statements about Bligh’s Creep Theory. i. Creep length is the length of path traversed by percolating water ii. To increase the path of percolation vertical cut-off or sheet piles can be provided iii. Loss of head per unit creep length is hydraulic gradient iv. Bligh gave no criteria for the safety of weir against undermining Which of the following statements are correct?
While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous or crystalline. The crystalline polymers are characterised by the
Consider the following statements regarding types of polymers. Identify the correct ones. Biodegradable Polymers used in the healthcare industries, for making sterilization equipment.  High-Temperature Polymers used in surgical bandages, capsule coatings, and in surgery.
In the question, two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statement I: No plastics are polymers. Statement II: Some rubbers are plastics. Conclusion I: Some polymers are rubbers. Conclusion II: All rubbers are polymers.
In the question, two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statements: I. No rubbers are plastic II. AII polymers are rubber Conclusions: I. Some plastic are polymers II. No polymers are plastic
Oligomers react to form short chain polymers, then the short chained polymers react to form moderately long chain polymers. The number _________ can be predicted as a function of the extent of reaction.