A particle moves in the x-y plane with a y-component of velocity in feet per second given by v, = 5.5t with t in seconds. The acceleration of the particle in the x-direction in feet per second squared is given by a, = 5.6t with t in seconds. When t = 0, y = 2.7 ft, x = 0, and v, = 0. The equation of the path of the particle can be written in the form (y - b)? = cx?. Find the constants b and c and calculate the magnitude of the velocity v of the particle for the instant when its x-coordinate reaches 20.4 ft. Answer: b = ft C = ft When x = 20.4 ft, v = ft/sec

A particle moves in the x-y plane with a y-component of velocity in feet per second given by v, = 5.5t with t in seconds. The acceleration of the particle in the x-direction in feet per second squared is given by a, = 5.6t with t in seconds. When t = 0, y = 2.7 ft, x = 0, and v, = 0. The equation of the path of the particle can be written in the form (y - b)? = cx?. Find the constants b and c and calculate the magnitude of the velocity v of the particle for the instant when its x-coordinate reaches 20.4 ft. Answer: b = ft C = ft When x = 20.4 ft, v = ft/sec

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter5: Displacement And Force In Two Dimensions

Section5.1: Vectors

Problem 3PP

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