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A 900 kg car is sliding down a hillside after the handbrake is disengaged. The hill has a height of 20 m and a 200kg box is placed at the bottom. At what velocity will the car hit the box? What velocity will the box and car have if the collision is perfectly elastic? At what rate is the box moving away from the car, as observed by the driver? Answers: 19 81m. 12 61m. 32 42m. 19 81m

A 900 kg car is sliding down a hillside after the handbrake is disengaged. The hill has a height of 20 m and a 200kg box is placed at the bottom. At what velocity will the car hit the box? What velocity will the box and car have if the collision is perfectly elastic? At what rate is the box moving away from the car, as observed by the driver? Answers: 19 81m. 12 61m. 32 42m. 19 81m

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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Instruction: Provide complete solutions with the derivation of formulas (integrals and derivatives). Use two decimal places for final answers only. The final answers shown below are incomplete. (Dynamics of Rigid Bodies) A 900 kg car is sliding down a hillside after the handbrake is disengaged. The hill has a height of 20 m and a 200kg box is placed at the bottom. At what velocity will the car hit the box? What velocity will the box and car have if the collision is perfectly elastic? At what rate is the box moving away from the car, as observed by the driver? Answers: 19.81; 12.61; 32.42; 19.81mm S
Transcribed Image Text:Instruction: Provide complete solutions with the derivation of formulas (integrals and derivatives). Use two decimal places for final answers only. The final answers shown below are incomplete. (Dynamics of Rigid Bodies) A 900 kg car is sliding down a hillside after the handbrake is disengaged. The hill has a height of 20 m and a 200kg box is placed at the bottom. At what velocity will the car hit the box? What velocity will the box and car have if the collision is perfectly elastic? At what rate is the box moving away from the car, as observed by the driver? Answers: 19.81; 12.61; 32.42; 19.81mm S
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