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What is the magnitude and direction of an object's weight?

A

mgmgmg, acting vertically downwards.

B

Pcos⁡θP\cos\thetaPcosθ.

C
  • mgsin⁡αmg\sin\alphamgsinα down the plane
  • mgcos⁡αmg\cos\alphamgcosα into the plane
D

It opposes the actual or impending relative motion.

Card 1 of 20

3.4.12 Apply Newton's Laws to friction problems (A-level only) Flashcards

  1. A Level
  2. /Maths
  3. /3.4.12 Apply Newton's Laws to friction problems (A-level only)

20 flashcards on OCR (MEI) A Level Maths 3.4.12 Apply Newton's Laws to friction problems (A-level only): the key formulae, methods and definitions you need to recall for Component 01, Component 02 and Component 03.

Flashcards