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

Author Question: A 550- N person empties her lungs as much as possible and is then completely immersed in water of ... (Read 43 times)

FButt

  • Hero Member
  • *****
  • Posts: 519
on: Jul 29, 2018
A 550- N person empties her lungs as much as possible and is then completely immersed in water of density 1000 kg/m3 while suspended from a harness connected to a spring scale. The spring scale reads now 21.2 N. What is her density?
 
  A) 1050 kg/m3
  B) 1040 kg/m3
  C) 1030 kg/m3
  D) 960 kg/m3
  E) 56.1 kg/m3

Question 2

A barge is 10 m wide and 60 m long and has vertical sides. The bottom of the boat is 1.2 m below the water surface.
 
  What is the weight of the barge and its cargo (force exerted on them by Earth), if it is floating in fresh water of density 1000 kg/m3? A) 3.5 MN
  B) 6.4 MN
  C) 6.8 MN
  D) 7.1 MN
  E) 9.5 MN


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

verrinzo

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

D


FButt

  • Member
  • Posts: 519
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

amcvicar

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Turn on water Turn on water
Chéri Samba, Problème d'eau. Où trouver l'eau? (The Water Problem. Where to Find ... Chéri Samba, Problème d'eau. Où trouver l'eau? (The Water Problem. Where to Find ...
How water moves through a tree How water moves through a tree
Shallow-water systems are highly productive Shallow-water systems are highly productive
How to completely factor quadratics How to completely factor quadratics
How humans maintain homeostasis with respect to water and ions How humans maintain homeostasis with respect to water and ions
Video: Multiple Sclerosis Animation

For a complete list of videos, visit our video library