28. Which of the following processes requires the most work? A person lifts a 1 kg weight 2m off the floor. A person holds a 1 kg weight O stationary with outstretched arms for 10 hours. A person carrying a 50 kg sack of rice and covers a distance of 10m. A person lifts a 10 kg weight 1 moff the floor.

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter5: Newton's Law Of Motion
Section: Chapter Questions
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28. Which of the following
processes requires the most
work?"
A person lifts a 1 kg weight 2m off
the floor.
A person holds a 1 kg weight
O stationary with outstretched arms
for 10 hours.
A person carrying a 50 kg sack of
rice and covers a distance of 10m.
A person lifts a 10 kg weight 1 m off
the floor.
Transcribed Image Text:28. Which of the following processes requires the most work?" A person lifts a 1 kg weight 2m off the floor. A person holds a 1 kg weight O stationary with outstretched arms for 10 hours. A person carrying a 50 kg sack of rice and covers a distance of 10m. A person lifts a 10 kg weight 1 m off the floor.
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