3) A 7-kg rock and a 20-kg rock are launched horizontally from a platform with initial velocity of v at the same time and experience no significant air resistance. If the 7-kg rock falls with acceleration a, what is the acceleration of the 20-kg rock? A) a B) 4a C) 2a D) al2 E) a/4

3) A 7-kg rock and a 20-kg rock are launched horizontally from a platform with initial velocity of v at the same time and experience no significant air resistance. If the 7-kg rock falls with acceleration a, what is the acceleration of the 20-kg rock? A) a B) 4a C) 2a D) al2 E) a/4

Name: 3) A 7-kg rock and a 20-kg rock are launched horizontally from a plat
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Description: 3) A 7-kg rock and a 20-kg rock are launched horizontally from a platform with initial velocityof vị at the same time and experience no significant air resistance. If the 7-kg rock falls withacceleration a, what is the acceleration of the 20-kg rock

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter5: Further Applications Of Newton's Laws: Friction, Drag, And Elasticity

Section: Chapter Questions

Problem 8PE: Show that the acceleration of any object down a frictionless incline that makes an angle with the...

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