250,597 views
23 votes
23 votes
A book on a shelf 2.5 m above the floor has a mass of 1.7 kg. What is the gravitational potential energy of the book?

User John Stud
by
3.0k points

1 Answer

30 votes
30 votes

Answer:

42.5J (If g = 10)

41.6925J (If g = 9.81)

41.67975J (If g = 9.807)

Step-by-step explanation:

Gravitational Potential Energy = Mass X Height X Gravitaitonal Field

Earth's Gravity is = 9.807 m/s^2

It is often rounded to 9.81 or 10

User Timi
by
2.9k points