NEET · Physics · Static or Kinetic Friction

Exercise and reference answers

Items

1. Item

   Acts when an object is at rest

   Answer

   left

2. Item

   Acts on a sliding object

   Answer

   right

3. Item

   Coefficient μ_s

   Answer

   left

4. Item

   Coefficient μ_k (usually smaller)

   Answer

   right

5. Item

   Self-adjusting up to a maximum value

   Answer

   left

6. Item

   Roughly constant in magnitude

   Answer

   right

Categories

Left

Static friction

Right

Kinetic friction

Instructions

Sort each property: static or kinetic friction?