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What should be excluded from a force diagram because it does not push or pull the particle?

A

When the vertical acceleration is zero.

B

For a projectile with negligible air resistance, ax=0a_x=0ax​=0 and, taking upwards as positive, ay=−g\boxed{a_y=-g}ay​=−g​.

C

Velocity and acceleration arrows.

D

v=22 m s−1v=22\text{ m s}^{-1}v=22 m s−1 to the right.

Card 1 of 23

3.5.7 Equation of motion in a straight line or plane (A-level only) Flashcards

  1. A Level
  2. /Maths
  3. /3.5.7 Equation of motion in a straight line or plane (A-level only)

23 flashcards on OCR (MEI) A Level Maths 3.5.7 Equation of motion in a straight line or plane (A-level only): the key formulae, methods and definitions you need to recall for Component 01, Component 02 and Component 03.

Flashcards