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9 Forces and their effects

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Question 63
H

A uniform metre ruler has a weight of 2.0 N acting at the 50 cm mark. It is pivoted at the 40 cm mark. A 3.0 N weight hangs at the 10 cm mark. What downward force at the 75 cm mark balances the ruler?

[1]
A

3.1 N3.1\ \mathrm{N}3.1 N

B

2.6 N2.6\ \mathrm{N}2.6 N

C

2.0 N2.0\ \mathrm{N}2.0 N

D

4.0 N4.0\ \mathrm{N}4.0 N

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9 Forces and their effects Questions

  1. GCSE
  2. /Physics
  3. /9 Forces and their effects

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