Physics · May / June 2023 · Paper 11 · Question 9
A uniform horizontal beam, pivoted at its right-hand end, is in equilibrium. A force of 60 N acts vertically upwards on the beam as shown. [diagram: beam with pivot at right end, 60 N upward force at 20 cm from pivot, weight of beam downward at 30 cm from pivot] What is the weight of the beam?
- A36 N
- B40 N
- C90 N
- D100 N
As printed in the paper
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Correct answer: D. 100 N
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