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

Author Question: A 100 lb sack of potatoes falls from an airplane. As the velocity of fall increases, the air ... (Read 50 times)

809779

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
A 100 lb sack of potatoes falls from an airplane. As the velocity of fall increases, the air resistance also increases. When air resistance equals 100 lb, the acceleration of the sack will be ____ m/sec/sec.
 a. 0 b. 16 c. 32 d. 9.8 e. 24

Question 2

A rock is projected from the edge of the top of a building with an initial velocity of 12.2 m/s at an angle of 53 above the horizontal. The rock strikes the ground a horizontal distance of 25 m from the base of the building. Assume that the ground is level and that the side of the building is vertical. How tall is the building?
 a. 25.3 m
  b. 29.6 m
  c. 27.4 m
  d. 23.6 m
  e. 18.9 m


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

flannelavenger

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

D


809779

  • Hero Member
  • *****
  • Posts: 579
Reply #2 on: Jul 28, 2018
Thank you!


flannelavenger

  • Sr. Member
  • ****
  • Posts: 322
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Arctic and alpine cushion plant form and orientation increases heat gain from sunlight and the surro Arctic and alpine cushion plant form and orientation increases heat gain from sunlight and the surro
Risk factors for falls Risk factors for falls
J. M. W. Turner, The Upper Falls of the Reichenbach. J. M. W. Turner, The Upper Falls of the Reichenbach.
The number of words correctly completed in the New York Times crossword puzzle increases with age ... The number of words correctly completed in the New York Times crossword puzzle increases with age ...
A ship is being pulled through a harbor at constant velocity by two tugboats as shown in the ... A ship is being pulled through a harbor at constant velocity by two tugboats as shown in the ...
Suppose the market supply curve is p = 5Q. If price increases from 10 to 15, the change in ... Suppose the market supply curve is p = 5Q. If price increases from 10 to 15, the change in ...
Video: Causes of Angina

For a complete list of videos, visit our video library