A helium balloon ( helium density = 0.2 kg/m³) has a volume of 0.0064 m3. If the density of air is 1.2816 kg/m3, what is the buoyant force exerted on the balloon? %3D
A helium balloon ( helium density = 0.2 kg/m³) has a volume of 0.0064 m3. If the density of air is 1.2816 kg/m3, what is the buoyant force exerted on the balloon? %3D
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter15: Fluids
Section: Chapter Questions
Problem 32PQ
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Please answer Q)1 & Q)2
![A helium balloon ( helium density 0.2 kg/m3) has a volume of 0.0064 m3. If the
density of air is 1.2816 kg/m3, what is the buoyant force exerted on the balloon?
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb1d77bcb-5d4f-465d-a737-0a05b6133e13%2Fdf217174-49af-4158-af25-a5a1abf31766%2Fw26auls_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A helium balloon ( helium density 0.2 kg/m3) has a volume of 0.0064 m3. If the
density of air is 1.2816 kg/m3, what is the buoyant force exerted on the balloon?
%3D
![A 11.5 N net force is applied for 5.4 s to a 9.9 kg box initially at rest. What is the
speed of the box at the end of this time interval?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb1d77bcb-5d4f-465d-a737-0a05b6133e13%2Fdf217174-49af-4158-af25-a5a1abf31766%2Fvf16qql_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A 11.5 N net force is applied for 5.4 s to a 9.9 kg box initially at rest. What is the
speed of the box at the end of this time interval?
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