Engineering Sciences
GATE XE discipline:engineering-sciences PYQs
Build your understanding with focused practice from past exam papers.
Questions 1531–1540 of 1772. Imported answers require independent review unless marked reviewed.
Question 22
Open questionXE-ENAT2 marksNeeds review
A rigid container is completely filled with a liquid having a constant isothermal compressibility of
bar
and a constant coefficient of volume expansion of
K
. The liquid is initially at 300 K and 1 bar. Heat is supplied to the liquid to raise its temperature to 350 K. Assuming that no phase change occurs, the final pressure (in bar) of the liquid (up to 1 decimal place) is ________.Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 1
Open questionXE-FMCQ1 markNeeds review
Which one of the following polymers occurs naturally?
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 2
Open questionXE-FMCQ1 markNeeds review
The order of average molecular weights of a polymer is
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 3
Open questionXE-FMCQ1 markNeeds review
Rubbers are a class of polymer known for
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 4
Open questionXE-FMCQ1 markNeeds review
Nylon 6 is manufactured from
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 5
Open questionXE-FMCQ1 markNeeds review
Storage modulus and tan
of a polymer are experimentally measured byYour answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 6
Open questionXE-FMCQ1 markNeeds review
A plastic bucket is manufactured by
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 7
Open questionXE-FMCQ1 markNeeds review
The monomers, A and B with reactivity ratios
and
, form alternate copolymers when,Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 8
Open questionXE-FNAT1 markNeeds review
The degree of polymerization of a poly(methyl methacrylate) sample having number average molecular weight of 1,50,000 g/mol is__________. (C = 12, H = 1, O = 16 g/mol).
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 9
Open questionXE-FNAT1 markNeeds review
If the heat of fusion of 100 % crystalline polyethylene is 290 mJ/mg, a sample of polyethylene with heat of fusion of 141 mJ/mg will have _______ % crystallinity.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer