Solid Friction Viscosity MCQs Quiz Online PDF Download

Learn solid friction viscosity MCQs, O level physics test for online courses learning and test prep to practice. Properties and mechanics of matter quiz has multiple choice questions (MCQ), solid friction viscosity quiz questions and answers to learn for online learn physics free course test.

IGCSE physics practice test MCQ on magnitude of coefficient of viscosity is given by with options frictional force ⁄ (area × velocity gradient), (frictional force × velocity gradient) ⁄ area, (frictional force × area) ⁄ velocity gradient and none of above problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning solid friction viscosity quiz with MCQs to practice test questions with answers. Solid Friction Viscosity Video

MCQs on Solid Friction Viscosity Quiz PDF Download

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