(10 points) A tractor driving at a constant speed pulls a sled loaded with fire- wood. There is friction between the sled and the road. The total work done on the sled after it has moved a distance d is A) positive B) negative C) zero Page 2

(10 points) A tractor driving at a constant speed pulls a sled loaded with fire- wood. There is friction between the sled and the road. The total work done on the sled after it has moved a distance d is A) positive B) negative C) zero Page 2

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter8: Potential Energy And Conservation Of Energy

Section: Chapter Questions

Problem 41P: A baseball of mass 0.25 kg is hit at home plate with a speed of 40 m/s. When it lands in a seat in...

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Question

Answer and explain why it is correct, use physics terms

(10 points) A tractor driving at a constant speed pulls a sled loaded with fire-
wood. There is friction between the sled and the road. The total work done on
the sled after it has moved a distance d is
A) positive
B) negative
C) zero
Page 2
D) two of A, B, and C, depending on circumstances
E) three of A, B, and C, depending on circumstances

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