The fluids that are considered in this text:

(A) Have relatively low viscosities
(B) Must be subjected to a normal stress to have motion
(C) Have molecules that move relatively slowly
(D) Move when subjected to any shear stress


(D) Move when subjected to any shear stress

The fluids of interest in Fluid Mechanics always move when subjected to a shearing stress no matter how small that shearing stress may be.

Physics & Space Science

You might also like to view...

All of the following are base units of the SI system except the

A) kilogram. B) kelvin. C) meter. D) volt. E) candela

Physics & Space Science

Earth satellites are typically more than 100-km high so as to mainly be above the Earth's

A) atmosphere. B) gravitational influence. C) both of these D) none of the above

Physics & Space Science

A hydrometer is used to measure

a. the time for an object to sink. b. water (hydro). c. the volume of a quantity of water. d. liquid density.

Physics & Space Science

AC Generator: You are designing an ac generator with a maximum emf of 8.0 V. If the generator coil has 200 turns, each with a cross-sectional area of 0.030 m2, what should be the frequency of the generator in a magnetic field of 0.030 T?

A. 7.1 Hz B. 7.5 Hz C. 8.0 Hz D. 44 Hz

Physics & Space Science