Condensed Matter Physics-Superfluidity (CSIR Physical Sciences): Questions 1 - 1 of 1

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Question number: 1

» Condensed Matter Physics » Superfluidity

Appeared in Year: 2014

MCQ▾

Question

The following data is obtained in an experiment that measures the viscosity η as a function of molecular weight M for a set of polymers.

List of data obtained to measure viscosity

In table, the list of data is obtained in an experiment to measure the viscosity is given.

M(Da)

η(kPas)

990

0.28±0.03

5032

30±2

10191

250±10

19825

2000±200

The relation that best describes the dependence of η on M is – (June – 2014)

Choices

Choice (4) Response

a.

η~M3

b.

η~M49

c.

η~M32

d.

η~M2

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