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earning Goal: use the principle of linear impulse to etermine the change in velocity of a box ubject to multiple forces. ne block shown in (Figure 1) has mass m = 0 kg and is subjected to forces F₁ = 230 N an angle = 20° below the horizontal nd F270 N. The coefficient of kinetic ction between the box and the surface is 0.11. What is the velocity of the box ter 15 s if it starts at rest? What is the magnitude of Express your answer to ▸ View Available Hint(s N = Submit Part B HA Value What is the impulse in the Express your answer to ▸ View Available Hint(s μA

earning Goal: use the principle of linear impulse to etermine the change in velocity of a box ubject to multiple forces. ne block shown in (Figure 1) has mass m = 0 kg and is subjected to forces F₁ = 230 N an angle = 20° below the horizontal nd F270 N. The coefficient of kinetic ction between the box and the surface is 0.11. What is the velocity of the box ter 15 s if it starts at rest? What is the magnitude of Express your answer to ▸ View Available Hint(s N = Submit Part B HA Value What is the impulse in the Express your answer to ▸ View Available Hint(s μA

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Figure y F₁ X 0 mg 2 F2 HN 1 of 1 Part E What is the velocity of the box after 15 s? Express your answer to three significant figures with appropriate units. ► View Available Hint(s) μA Value Submit Provide Feedback Units ?
Transcribed Image Text:Figure y F₁ X 0 mg 2 F2 HN 1 of 1 Part E What is the velocity of the box after 15 s? Express your answer to three significant figures with appropriate units. ► View Available Hint(s) μA Value Submit Provide Feedback Units ?
Learning Goal: To use the principle of linear impulse to determine the change in velocity of a box subject to multiple forces. The block shown in (Figure 1) has mass m = 40 kg and is subjected to forces F₁ = 230 N at an angle = 20° below the horizontal and F2 = 70 N. The coefficient of kinetic friction between the box and the surface is k=0.11. What is the velocity of the box after 15 s if it starts at rest? Figure F₁ 0 mg N F2₂ HN 1 of 1 What is the magnitude of the normal force between the box and the ground? Express your answer to three significant figures with appropriate units. ►View Available Hint(s) N = Submit Part B I₁ = Part C What is the impulse in the horizontal direction due to F₁ ? Express your answer to three significant figures with appropriate units. ► View Available Hint(s) Submit Value I2 = Part D μà Submit Ifr = μA Value What is the impulse in the horizontal direction due to F2? Express your answer to three significant figures with appropriate units. ► View Available Hint(s) Submit Value μA Units HA Units What is the impulse in the horizontal direction due to friction? Express your answer to three significant figures with appropriate units. ►View Available Hint(s) Value ? Units Units ? Review
Transcribed Image Text:Learning Goal: To use the principle of linear impulse to determine the change in velocity of a box subject to multiple forces. The block shown in (Figure 1) has mass m = 40 kg and is subjected to forces F₁ = 230 N at an angle = 20° below the horizontal and F2 = 70 N. The coefficient of kinetic friction between the box and the surface is k=0.11. What is the velocity of the box after 15 s if it starts at rest? Figure F₁ 0 mg N F2₂ HN 1 of 1 What is the magnitude of the normal force between the box and the ground? Express your answer to three significant figures with appropriate units. ►View Available Hint(s) N = Submit Part B I₁ = Part C What is the impulse in the horizontal direction due to F₁ ? Express your answer to three significant figures with appropriate units. ► View Available Hint(s) Submit Value I2 = Part D μà Submit Ifr = μA Value What is the impulse in the horizontal direction due to F2? Express your answer to three significant figures with appropriate units. ► View Available Hint(s) Submit Value μA Units HA Units What is the impulse in the horizontal direction due to friction? Express your answer to three significant figures with appropriate units. ►View Available Hint(s) Value ? Units Units ? Review
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