Chemical Engineering - Polymer Technology - Discussion

Discussion Forum : Polymer Technology - Section 2 (Q.No. 42)

Polymer Technology

42.

Viscosity of a polymer solution or melt

decreases with increase in molecular weight.

decreases with increase in temperature.

increases with increase in temperature.

does not vary with temperature rise.

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

7 comments Page 1 of 1.

Pawan Kumar Sharma said: 2 years ago

The liquid polymer becomes greasy, then waxy and finally solid on increasing the degree of polymerisation.

Pawan Kumar Sharma said: 2 years ago

Yes, Agree. C is the correct option.

Raman said: 6 years ago

B is the right answer because heating of any solution viscosity is decreased.

Kuldeep pandey said: 7 years ago

How is it possible?

Here option B is correct.

Jis Ann Joe said: 8 years ago

Can you explain @Sweety.

I think the answer is A.

Sweety said: 8 years ago

B. Viscosity decreases as temp increases is correct.

Vishvanath girase said: 10 years ago

Can something tell how possible the viscosity increase with increase temperature.

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