A-LevelPhysicsForces, density and pressure9702/12 · Oct/Nov 2012 · Q181 Mark

A picture on a wall is supported by a wire looped over a nail. [Figure showing a picture supported by a wire over a nail] The mass of the picture is 4.2kg. What is the tension in the supporting wire?

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A5.0 N

B23 N

C49 N

D97 N

✓ Correct answer

C: 49 N

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Topic: Forces, density and pressure, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2012 Paper 1 Variant 2, question 18.

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