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3.3.20 Coefficient of friction (A-level only)

Card 1 of 20

Friction acts [     ].

A

Friction acts opposite to the actual or impending motion.

B

The friction model is 0≤F≤μR\boxed{0\leq F\leq \mu R}0≤F≤μR​.

C

R=mgcos⁡θR=mg\cos\thetaR=mgcosθ.

D

F=8 NF=8\text{ N}F=8 N.

Card 1 of 20

3.3.20 Coefficient of friction (A-level only) Flashcards

  1. A Level
  2. /Maths
  3. /3.3.20 Coefficient of friction (A-level only)

20 flashcards on OCR A Level Maths 3.3.20 Coefficient of friction (A-level only): the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3.

Flashcards