Flashcards
2021-11-20
What is the angle beneath the red block??
$$ 3\text{kg} $$
What is the resultant force in this diagram, assuming no resistive forces??
$$ 3g\sin(30^\circ) $$
What is the resultant force in this diagram??
$$ 2g\sin(20^\circ) - 2 $$
What is the resultant force in this diagram??
$$ 5g\cos(60^\circ) - mg\sin(30^\circ) $$
2022-01-20
What will happen to the direction of friction for an object moving up a slope but accelerating downwards??
It will flip direction when the object flips direction.
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date: 2021-11-20 09:11
tags:
- '@?public'
- '@?school'
- '@?mechanics'
- '@?year-2'
- '@?school'
title: Mechanics - Forces on Slopes
