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9 Forces and their effects

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Question 38

A light display arm projects horizontally to the right from a pivot. An upward force of 14 N is applied 0.35 m from the pivot. A downward force of 8.0 N is applied 0.45 m from the pivot. What is the resultant moment?

[1]
A

3.6 N m3.6\ \mathrm{N\,m}3.6 Nm clockwise.

B

1.3 N m1.3\ \mathrm{N\,m}1.3 Nm anticlockwise.

C

4.9 N m4.9\ \mathrm{N\,m}4.9 Nm anticlockwise.

D

2.7 N m2.7\ \mathrm{N\,m}2.7 Nm anticlockwise.

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9 Forces and their effects Questions

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

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