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3 marksPotential Energy, Ep

CSEC Physics · January 2018 · Paper 2 · Question 3(c)(iii)

Figure 4 shows a pendulum of mass 0.5 kg oscillating in a vacuum. X is the lowest position of the pendulum, where its maximum speed is 1.8 ms⁻¹.

Calculate the greatest height, h.

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Other parts of this question

  1. 3(a)Define the term 'energy' and state its SI unit.[2 marks]
  2. 3(b)(i)Complete Table 3 to show the MAIN form of energy associated with EACH of the following examples.[3 marks]
  3. 3(b)(ii)State the MAIN energy conversions taking place when a flashlight is turned on.[2 marks]
  4. 3(c)(i)Calculate the maximum kinetic energy of the pendulum.[3 marks]
  5. 3(c)(ii)Use the principle of conservation of energy to find the maximum gravitational potential energy of the pendulum.[2 marks]

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