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3 Conservation of energy

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Question 12

A technician uses a winch to raise an air-quality monitoring unit from a platform 1.2 m above the ground to a higher platform 6.8 m above the ground. The gravitational potential energy of the unit increases by 1960 J.

Gravitational field strength, g=10 N/kgg = 10\ \text{N/kg}g=10 N/kg.

Calculate the mass of the monitoring unit.

[3]
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3 Conservation of energy Questions

  1. GCSE
  2. /Physics
  3. /3 Conservation of energy

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