Solid friction viscosity multiple choice questions (MCQs), solid friction viscosity quiz answers to learn O level physics courses for online degrees. Properties and mechanics of matter MCQs with answers, solid friction viscosity quiz questions and answers for online college degrees. Learn solid friction: viscosity test prep for physics certifications.

Learn properties and mechanics of matter test MCQs: magnitude of coefficient of viscosity is given by, with choices frictional force ⁄ (area × velocity gradient), (frictional force × velocity gradient) ⁄ area, (frictional force × area) ⁄ velocity gradient, and none of the above for online college degrees. Practice merit scholarships assessment test, online learning solid friction viscosity quiz questions for competitive assessment in physics major. Solid Friction: Viscosity Video

MCQ: Magnitude of coefficient of viscosity is given by

1. frictional force ⁄ (area × velocity gradient)
2. (frictional force × velocity gradient) ⁄ area
3. (frictional force × area) ⁄ velocity gradient
4. None of the above

A

MCQ: Given that normal reaction is constant, friction force is

1. directly proportional to the area of the contact of the given surfaces
2. inversely proportional to the area of the contact of the given surfaces
3. directly proportional to the square of the area of the contact of the given surfaces
4. independent of the area of the contact of the given surfaces

D

MCQ: Coefficient of viscosity may be expressed in units of

1. kg s m-2
2. kg m s-2
3. N s m-2
4. N m s-2

C

MCQ: Coefficient of static friction is equal to

1. limiting friction force (F) × normal reaction force (R)
2. limiting friction force (F) ⁄ normal reaction force (R)
3. normal reaction force (R) ⁄ limiting friction force (F)
4. None of the above

B

MCQ: Dimensions of coefficient of friction are

1. [M] [L] [T]-2
2. [M]-1 [L]-1 [T]²
3. [M] [L]-1 [T]-1
4. It's a dimensionless quantity

D