Workshop Calculations Semester 4 January 2018
Workshop Calculation & Science - Semester IV (Jan 2018)
- The coefficient of friction μ is equal to:
a) F/R ✔
b) F × R
c) R/F
d) None of these - What will be the coefficient of friction when a force of 30 N is required to move a mass of 5 kg?
a) 0.0875
b) 0.8
c) 0.795
d) 0.695 ✔ - When frictional force is equal to applied force, it is known as:
a) Dynamic friction
b) Limiting friction ✔
c) Sliding friction
d) Rolling friction - The property of one surface to oppose motion of another is called:
a) Force