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Solid Friction Viscosity MCQ with Answers

Solid Friction Viscosity Multiple Choice Questions (MCQ) to practice solid friction viscosity quiz answers PDF, O level physics worksheets for online degrees. Solve properties and mechanics of matter Multiple Choice Questions and Answers (MCQs), "Solid Friction Viscosity" quiz questions and answers for online degree programs. Learn properties & mechanics of matter test prep for online colleges that offer financial aid.

"Magnitude of the coefficient of viscosity is given by" Multiple Choice Questions (MCQ) on solid friction: viscosity with choices frictional force ⁄ (area × velocity gradient), (frictional force × velocity gradient) ⁄ area, (frictional force × area) ⁄ velocity gradient, and none of the above for online degree programs. Solve solid friction viscosity quiz questions for merit scholarship test and certificate programs for online college for teaching degree.

MCQs on Solid Friction Viscosity

1.

Magnitude of the coefficient of viscosity is given by

frictional force ⁄ (area × velocity gradient)
(frictional force × velocity gradient) ⁄ area
(frictional force × area) ⁄ velocity gradient
None of the above

2.

Given that the normal reaction is constant, the friction force is

directly proportional to the area of the contact of the given surfaces
inversely proportional to the area of the contact of the given surfaces
directly proportional to the square of the area of the contact of the given surfaces
independent of the area of the contact of the given surfaces

3.

Coefficient of viscosity may be expressed in units of

kg s m-2
kg m s-2
N s m-2
N m s-2

4.

Coefficient of static friction is equal to

limiting friction force (F) × normal reaction force (R)
limiting friction force (F) ⁄ normal reaction force (R)
normal reaction force (R) ⁄ limiting friction force (F)
None of the above

5.

Dimensions of coefficient of friction are

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