This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An object is submerged in a swimming pool and of course the water exerts a buoyant force on the ... (Read 177 times)

fagboi

  • Hero Member
  • *****
  • Posts: 535
on: Jul 27, 2018
An object is submerged in a swimming pool and of course the water exerts a buoyant force on the object. Suppose a thousand gallons of oil is spilled into the pool and now floats above the water.
 
  How is the buoyant force on the object changed by the overlying oil?

Question 2

You fall, while skiing, and one ski (of weight W) loosens and slides down an icy slope (assume no friction), which makes an angle  with the horizontal. The force that pushes it down along the hill is
 
  A) W.
  B) W cos .
  C) zero; it moves with constant velocity.
  D) W sin .
  E) W tan .


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mathjasmine

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jul 27, 2018
Answer to Question 1

No change at all as long as the density of the water remains unchanged. After all, the buoyant force depends upon the volume displaced and the DENSITY of the water.

Answer to Question 2

D


fagboi

  • Member
  • Posts: 535
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

elyse44

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Object and Word Recognition After Vertices Have Been Eliminated (Adapted from Szwed, M., Cohen, L, Q Object and Word Recognition After Vertices Have Been Eliminated (Adapted from Szwed, M., Cohen, L, Q
A demonstration engine showing the amount of water that can be circulated through the cooling ... A demonstration engine showing the amount of water that can be circulated through the cooling ...
Water pollution types Water pollution types
Two Zebras Drinking Water Two Zebras Drinking Water
finding the resultant force finding the resultant force
When lithium chloride, LiCl, dissolves in water, which of the following is forme When lithium chloride, LiCl, dissolves in water, which of the following is forme
Video: Mendel's Principles of Inheritance (Father of Genetics)

For a complete list of videos, visit our video library