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9 votes
When a 4-kg ball is thrown upwards at 40 m/s, at what

height is the potential energy equal to the kinetic
energy

User Gnrfan
by
4.9k points

1 Answer

4 votes

Answer:

the height of the potential energy is 3,200 J

Step-by-step explanation:

The computation of the kinetic energy is shown below:

Kinetic energy = 1 ÷ 2 × mass × velocity^2

= 1 ÷ 2 × 4 kg × 40 m/s^2

= 3,200 J

Hence the height of the potential energy is 3,200 J

User Arshad Ali
by
5.0k points