Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Additional Topics In Trigonometry
Section3.3: Vectors In The Plane
Problem 11ECP
Related questions
Question
I need help with number 2
![PC Chapter 4
/0/c/MTIZNJOZNDKWND95/a/MTg5NjE3MjgxNjk5/details
Calculate Work
1. Find the work needed to lift a 20-N book 2m.
2. If you push a book 1.5 m across a table using a constant force of 10.0 N, how much work do you do
on the book
Calculate Efficiency
3. What is the efficiency of a ramp if the input work is 96J and the output work is 24 J?
Calculate Output Force
4.
A certain lever has a mechanical advantage of 5.5. How heavy of a load could the lever lift with an
input force of 20.0 N?
Calculate Power
A person weighting 500 N cimbs 3 m. How much power is needed to make the chmb in 5s?
Calcolate Knetic Energv
What is the K netic Enerey from the mot on of 0.06 kg tens ball taveling at a speed of 50 m/s?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fea4571b2-e5df-4a51-93ef-ccb7b670f5a3%2F5f6159dc-1560-4193-9974-70f5052d800c%2Fbu52whm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:PC Chapter 4
/0/c/MTIZNJOZNDKWND95/a/MTg5NjE3MjgxNjk5/details
Calculate Work
1. Find the work needed to lift a 20-N book 2m.
2. If you push a book 1.5 m across a table using a constant force of 10.0 N, how much work do you do
on the book
Calculate Efficiency
3. What is the efficiency of a ramp if the input work is 96J and the output work is 24 J?
Calculate Output Force
4.
A certain lever has a mechanical advantage of 5.5. How heavy of a load could the lever lift with an
input force of 20.0 N?
Calculate Power
A person weighting 500 N cimbs 3 m. How much power is needed to make the chmb in 5s?
Calcolate Knetic Energv
What is the K netic Enerey from the mot on of 0.06 kg tens ball taveling at a speed of 50 m/s?
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