A hot-air balloon of mass 250 kg is descending vertically with downward acceleration of magnitude 1.6 m/s?. How much mass (ballast) must be thrown out to give the balloon an upward acceleration of magnitude 1.6 m/s? (same magnitude but opposite direction)? Assume that the upward force from the air (the lift) does not change because of the decrease in mass. Numberi Units

A hot-air balloon of mass 250 kg is descending vertically with downward acceleration of magnitude 1.6 m/s?. How much mass (ballast) must be thrown out to give the balloon an upward acceleration of magnitude 1.6 m/s? (same magnitude but opposite direction)? Assume that the upward force from the air (the lift) does not change because of the decrease in mass. Numberi Units

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Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 35PQ: A black widow spider hangs motionless from a web that extends vertically from the ceiling above. If...

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows:

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A hot-air balloon of mass 250 kg is descending vertically with downward acceleration of magnitude 1.6 m/s?. How much mass (ballast)
must be thrown out to give the balloon an upward acceleration of magnitude 1.6 m/s? (same magnitude but opposite direction)?
Assume that the upward force from the air (the lift) does not change because of the decrease in mass.
Number
Units

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