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

Author Question: The rate of doing work, or of transforming energy, can be measured in A) joules. B) newtons. ... (Read 190 times)

B

  • Hero Member
  • *****
  • Posts: 570
on: Jul 29, 2018
The rate of doing work, or of transforming energy, can be measured in
 
  A) joules.
  B) newtons.
  C) kilowatt-hours.
  D) Calories.
  E) watts.

Question 2

A ballerina spins initially at 1.5 rev/s when her arms are extended. She then draws in her arms to her body and her moment of inertia becomes 0.88 kg  m2, and her angular speed increases to 4.0 rev/s. What was her initial moment of inertia?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ricroger

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

2.3 kg  m2


B

  • Member
  • Posts: 570
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

kilada

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Locations of key energy meridians and acupoints for the back, shoulder, arm, neck, head, and face. Locations of key energy meridians and acupoints for the back, shoulder, arm, neck, head, and face.
Rapid growth in the use of alternative energy seems impressive Rapid growth in the use of alternative energy seems impressive
Energy Resources: Fossil Fuels Energy Resources: Fossil Fuels
Arguments take place when partners are home from work Arguments take place when partners are home from work
A timeline showing the development of genetics from Gregor Mendel’s work A timeline showing the development of genetics from Gregor Mendel’s work
Work on two blocks Work on two blocks
Video: Vasectomy

For a complete list of videos, visit our video library