A body of mass 7 kg is projected vertically upward with an initial velocity 11 meters per second. The gravitational constant is g=9.8m/s^2. The air resistance is equal to k|v| where k is a constant. Find a formula for the velocity at any time ( in terms of k ): v(t)=

A body of mass 7 kg is projected vertically upward with an initial velocity 11 meters per second. The gravitational constant is g=9.8m/s^2. The air resistance is equal to k|v| where k is a constant. Find a formula for the velocity at any time ( in terms of k ): v(t)=

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: More Applications Of Newton’s Laws

Section: Chapter Questions

Problem 61P

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Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

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A body of mass 7 kg is projected vertically upward with an initial velocity 11 meters per second.

The gravitational constant is g=9.8m/s^2. The air resistance is equal to k|v| where k is a constant.

Find a formula for the velocity at any time ( in terms of k ):

v(t)=

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