A hollow steel ball weighing 4 pounds is suspended from a spring. This stretches the spring the equilibrium position with a downward velocity of 9 feet per second. The air resistance (in equals 4 times its velocity (in feet per second). feet. The ball is started in motion from pounds) of the moving ball numerically Suppose that after t seconds the ball is y feet below its rest position. Find y in terms of t. (Note that the positive direction is down.) Take as the gravitational acceleration 32 feet per second per second.

A hollow steel ball weighing 4 pounds is suspended from a spring. This stretches the spring the equilibrium position with a downward velocity of 9 feet per second. The air resistance (in equals 4 times its velocity (in feet per second). feet. The ball is started in motion from pounds) of the moving ball numerically Suppose that after t seconds the ball is y feet below its rest position. Find y in terms of t. (Note that the positive direction is down.) Take as the gravitational acceleration 32 feet per second per second.

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter6: Motion In Two Dimensions

Section6.3: Relative Velocity

Problem 27PP

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