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

Author Question: A hill is 150 m long and makes an angle of 12 with the horizontal. As a 60-kg jogger runs up the ... (Read 87 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
on: Jul 28, 2018
A hill is 150 m long and makes an angle of 12 with the horizontal. As a 60-kg jogger runs up the hill, how much work does gravity do on the jogger?
 a. 8.82E+4 J
  b. 1.83E+4 J
  c. 1.83E+4 J
  d. 8.63E+4 J
  e. zero

Question 2

Samantha pushes a 60-N crate up a ramp 30 m in length and inclined at 10 with the horizontal. What potential energy change does the crate experience?
 a. 1.8E+3 J
  b. 1.8E+3 J
  c. 1.2E+1 J
  d. 3.1E+2 J
  e. 1.0E+4 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zacnyjessica

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

d


pepyto

  • Member
  • Posts: 547
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

jackie

  • Member
  • Posts: 324
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

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

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Seven black members of Congress in 1871 are from left to right: Senator Hiram Revels (R-MS) and Repr Seven black members of Congress in 1871 are from left to right: Senator Hiram Revels (R-MS) and Repr
Having a time zone map located near the telephone will assist you when making long distance calls ou Having a time zone map located near the telephone will assist you when making long distance calls ou
A long, narrow cobbled street in Old San Juan. A long, narrow cobbled street in Old San Juan.
Removing the bed from a pickup truck makes gaining access to the fuel pump a lot easier. Removing the bed from a pickup truck makes gaining access to the fuel pump a lot easier.
Relations Between Iconic Memory, Short-Term Memory, and Long-Term Memory Relations Between Iconic Memory, Short-Term Memory, and Long-Term Memory
A company that makes cell phones has the following cost structure. They have fixed costs of ... A company that makes cell phones has the following cost structure. They have fixed costs of ...
Video: Acid-base imbalances - compensation of metabolic acidosis and alkalosis

For a complete list of videos, visit our video library