Mechanical Engineering - Hydraulics and Fluid Mechanics - Discussion

12. 

The unit of dynamic viscosity in S.I. units is

[A]. N-m/s2
[B]. N-s/m2
[C]. poise
[D]. stoke

Answer: Option B

Explanation:

No answer description available for this question.

Naveen said: (Aug 27, 2014)  
The unit of dynamic viscosity is kg/m.s,or equivalently, N.s/m2. A common viscosity unit is poise, which is equivalent to 0.1 Pa.s (or centipoise,which is one-hundredth of a poise).

Siddu said: (Jul 15, 2016)  
Answer should be (D) Stoke or m2/sec.

Vicky said: (Oct 16, 2016)  
1 pa s = 1Ns/m^2 = 1kg/ms.

Khuidad said: (May 15, 2017)  
Stoke is the unit of kinematic viscosity.

Vishnudath said: (Dec 3, 2017)  
DYNAMIC VISCOSITY:Nsm^-2.

Kinematic viscosity:stoke.

Basavaraj Kumbar said: (Jul 23, 2018)  
The unit of dynamic viscosity in the SI system is N-s/m2.
The unit of dynamic viscosity in the CGS system is POISE.
The unit of kinematic viscosity in SI system is m2/s.
The unit of kinematic viscosity in CGS system is STOKE.

Sachin Sethi said: (Apr 24, 2019)  
The unit of dynamic viscosity in the SI system is N-s/m2.

Imran Khan said: (Jun 25, 2019)  
The unit of dynamic viscosity is stoke or m2/sec.

Santosh said: (Jul 16, 2019)  
Pascal-second is the another unit of dynamic viscosity.

Post your comments here:

Name *:

Email   : (optional)

» Your comments will be displayed only after manual approval.