This topic contains a solution. Click here to go to the answer

Author Question: A 550- N person empties her lungs as much as possible and is then completely immersed in water of ... (Read 55 times)

FButt

  • Hero Member
  • *****
  • Posts: 519
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
Answer to Question 1

B

Answer to Question 2

D




FButt

  • Member
  • Posts: 519
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)


bigcheese9

  • Member
  • Posts: 333
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

For a complete list of videos, visit our video library