Civil Engineering - Hydraulics - Discussion

Discussion Forum : Hydraulics - Section 2 (Q.No. 32)

Hydraulics

32.

If R_e is the Renold's number, the coefficient of friction for laminar flow is

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

8 comments Page 1 of 1.

Deepak said: 7 years ago

16/Re is co-efficient of friction.
64/Re is Friction factor.

(1)

Ankush said: 8 years ago

How?

Ukarya said: 7 years ago

For laminar flow, f=64/Re.

Pami said: 7 years ago

Correct @Ukarya.

Epcet amit said: 7 years ago

For circular channel with laminar flow 64/Re.

Nilraj said: 7 years ago

Yes, Correct @Deepak.

Ajaychandane said: 7 years ago

Thanks @Deepak.

Bhuvnesh said: 3 years ago

Coefficient of friction= 1/4 of friction factor.
So, (64/4Re) = 16/Re.

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