Friction in Applied Mechanics objective questions and answers


41.  Kinetic friction is


   A. Maximum value of frictional force when a body is about to move

   B. Friction between two well lubricated bodies

   C. Friction force acting when the body is in motion

   D. Friction force which keeps a body in motion


✔ View Answer


C. Friction force acting when the body is in motion

✍ Your Comments

Your name:

Your Email:

Your Comments:



42.  Coulomb friction is


   A. Friction between electrically charged bodies

   B. Friction between bodies having relative motion

   C. Friction between solids and liquids

   D. Friction between dry surfaces


✔ View Answer


D. Friction between dry surfaces

✍ Your Comments

Your name:

Your Email:

Your Comments:



43.  The limiting force of friction is


   A. The value of friction force which stops the movement of the body

   B. The value of friction force which cannot exit under a situation

   C. The friction force acting on the body is just about to move

   D. The friction force acting on a body when it is in motion


✔ View Answer


C. The friction force acting on the body is just about to move

✍ Your Comments

Your name:

Your Email:

Your Comments:



44.  If the angle of friction is zero a body will experience


   A. Infinite friction

   B. Zero friction

   C.The force of friction will act normal to the plane

   D. The force of friction will act in the direction of motion


✔ View Answer


B. Zero friction

✍ Your Comments

Your name:

Your Email:

Your Comments:



45.  Polar moment of inertia is


   A. Same as moment of inertia

   B.Applicable to masses whereas moment of inertia is applicable to area only

   C. The moment of inertia for an area related to a line or axis perpendicular to the plane of the area

   D.The moment of inertia for an area related to a line or axis parallel to the centroidal axis


✔ View Answer


C. The moment of inertia for an area related to a line or axis perpendicular to the plane of the area

✍ Your Comments

Your name:

Your Email:

Your Comments:






< 1 2 3 4 5 6 7 8 9 10 Next>






Enter Your Suggestion/Comments Here










Can't read the image? Click here to refresh