# A brick of mass 2.3 kg is lifted to a height of 1.9 m. How much gravitational potential energy is added to the brick? Acceleration due to gravity is g = 9.8 m/s2.

(2) Answers

PE = mgh = (2.3 kg)(9.8 m/s²)(1.9 m) = 42.8 J

We know that: Epg=mgh Epg=2,3kg*9,8m/s²*1,9m Epg=42,8J

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