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

Author Question: A 62.0-kg woman runs up a flight of stairs having a rise of 4.28 m in a time of 4.20 s. What average ... (Read 40 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: Jul 28, 2018
A 62.0-kg woman runs up a flight of stairs having a rise of 4.28 m in a time of 4.20 s. What average power did she supply?
 a. 63.2 W
  b. 619 W
  c. 596 W
  d. 629 W
  e. 609 W

Question 2

A 180-hp engine can deliver, in SI units, an average power of ____. (1 hp = 746 W)
 a. 2.4E1 W
  b. 4.1E+3 W
  c. 1.3E+5 W
  d. 1.8E+2 W
  e. 9.3E+2 W


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

momo1250

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

c


deesands

  • Member
  • Posts: 514
Reply 2 on: Jul 28, 2018
Wow, this really help

JCABRERA33

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Tracking time of marker entry generates a chromosome map Tracking time of marker entry generates a chromosome map
When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive
Using a vacuum hose and a grounded test light to ground one cylinder at a time on a DIS. This works ... Using a vacuum hose and a grounded test light to ground one cylinder at a time on a DIS. This works ...
Time course of HIV infection. Time course of HIV infection.
Anatomy of the Large Intestine By the time chyme reaches the large intestine, most of its nutrients Anatomy of the Large Intestine By the time chyme reaches the large intestine, most of its nutrients
Average Annual Growth Rates of Population by Country Group Average Annual Growth Rates of Population by Country Group
Video: Secondary Active Transport

For a complete list of videos, visit our video library