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CAPE Physics Unit 1 · 2004 · Paper 2 · Question 4(d)(ii)

The same mass of 0.60 kg is now rotated at the end of another string at a constant speed, v, in a vertical circle of radius 1.20 m. The minimum tension in the string is 2.1 N.

Find the speed of the mass.

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Other parts of this question

  1. 4(a)(i)What conditions are required for a body to undergo parabolic motion?[4 marks]
  2. 4(a)(ii)What conditions are required for a body to undergo circular motion?[1 mark]
  3. 4(b)Explain what is meant by a 'geostationary satellite'. Show that the radius of the orbit of a geostationary satellite is independent of its mass.[4 marks]
  4. 4(c)A small mass of 0.60 kg is rotated at the end of a string in a horizontal circle of radius 1.20 m. The string will break if the tension exceeds 60 N. What is…[5 marks]
  5. 4(d)(i)State and explain where the tension in the string is MAXIMUM and MINIMUM.[7 marks]

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