(Figure 1) shows a rope with 15.0 N tension pulling a 2.0 kg physics textbook up a frictionless slope with angle . The book's speed after being pulled 2.0 m is 3.0 m/s. What is the angle d? Figure < 1 of 1 > v₁ = 0 m/s This could be solved with Newton's laws and kinematics, but we will use the energy principle. How much work does tension do on the book as it moves 2.0m? Express your answer with the appropriate units. ▸ View Available Hint(s) WT= Submit ▾ Part B W₂ = Value Submit ← How much work does the normal force do on the book as it moves 2.0 m? Express your answer with the appropriate units. ▸ View Available Hint(s) Value Units ? Units ? Activate Windows

College Physics
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Chapter1: Units, Trigonometry. And Vectors
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(Figure 1) shows a rope with 15.0 N tension pulling a 2.0 kg physics textbook up
a frictionless slope with angle . The book's speed after being pulled 2.0 m is
3.0 m/s. What is the angle ø?
Figure
Ar
< 1 of 1
v₁ = 0 m/s
This could be solved with Newton's laws and kinematics, but we will use the energy principle. How much work does tension do on the book as it moves 2.0 m?
Express your answer with the appropriate units.
► View Available Hint(s)
WT =
Submit
Part B
W₁ =
μÃ
Submit
Value
How much work does the normal force do on the book as it moves 2.0 m?
Express your answer with the appropriate units.
► View Available Hint(s)
μÀ
Units
Value
?
Units
?
Activate Windows
Go to Settings to activate Window
Transcribed Image Text:(Figure 1) shows a rope with 15.0 N tension pulling a 2.0 kg physics textbook up a frictionless slope with angle . The book's speed after being pulled 2.0 m is 3.0 m/s. What is the angle ø? Figure Ar < 1 of 1 v₁ = 0 m/s This could be solved with Newton's laws and kinematics, but we will use the energy principle. How much work does tension do on the book as it moves 2.0 m? Express your answer with the appropriate units. ► View Available Hint(s) WT = Submit Part B W₁ = μà Submit Value How much work does the normal force do on the book as it moves 2.0 m? Express your answer with the appropriate units. ► View Available Hint(s) μÀ Units Value ? Units ? Activate Windows Go to Settings to activate Window
Part C
How much work does gravity do on the book as it moves 2.0 m? Use known numerical values, but your answer will included as an unknown variable. Simplify trigonometric expressions as
much as possible.
Express values in SI units and the angle in terms of ø.
► View Available Hint(s)
Wc =
Submit
195| ΑΣΦ
?
Transcribed Image Text:Part C How much work does gravity do on the book as it moves 2.0 m? Use known numerical values, but your answer will included as an unknown variable. Simplify trigonometric expressions as much as possible. Express values in SI units and the angle in terms of ø. ► View Available Hint(s) Wc = Submit 195| ΑΣΦ ?
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