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

Author Question: One of the dangers of tornados and hurricanes is the rapid drop in air pressure that is associated ... (Read 68 times)

Destiiny22

  • Hero Member
  • *****
  • Posts: 557
One of the dangers of tornados and hurricanes is the rapid drop in air pressure that is associated with such storms. Assume that the air pressure inside of a sealed house is 1.02 atm when a hurricane hits.
 
  The hurricane rapidly decreases the external air pressure to 0.910 atm. A square window in an outside wall of the house measures 2.02 m on each side. What net force (directed outwards) is exerted on this window? (1 atm = 1.01  105 Pa.)
  A) 5.37  105 N B) 5.14  104 N C) 4.53  104 N D) 4.78  105 N

Question 2

What must be the diameter of a cylindrical 120-m long metal wire if its resistance is to be 6.0 ? The resistivity of this metal is 1.68  10-8   m.
 
  A) 0.65 cm B) 0.65 mm C) 0.0325 mm D) 0.065 mm E) 0.325 mm



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

whitcassie

  • Sr. Member
  • ****
  • Posts: 298
Answer to Question 1

C

Answer to Question 2

B




Destiiny22

  • Member
  • Posts: 557
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)


ecabral0

  • Member
  • Posts: 310
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

For a complete list of videos, visit our video library