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soldi70 [24.7K]
3 years ago
12

You are walking from your math class to your science class. You are carrying books

Physics
1 answer:
kolezko [41]3 years ago
8 0

Answer:

1800J

Explanation:

Given parameters:

Weight of the book  = 20N

Total distance covered  = 45m + 15m + 30m  = 90m

Unknown:

Total work performed on the books  = ?

Solution:

To solve this problem we must understand that work done is the force applied to move a body through a certain distance.

So;

    Work done  = Force x distance

  Work done  = 20 x 90  = 1800J

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