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1 October, 22:10

Andrew lifts a table 7 meters from the ground floor of her house to his attic. If the

table weighed 20 kg, what is the gravitational potential energy gained by the table?

Estimate g as 9.81.

1300

O 1400

1500 J

1600J

1700

+1
Answers (1)
  1. 2 October, 00:28
    0
    1372 J

    Explanation:

    Gravitational potential energy = m*g*h

    m = mass of the object

    g = gravitational acceleration

    h = elevation

    E = 20*9.8*7

    = 1372 J
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