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

Author Question: When we say work is done by a force, we mean the force does a. all the work. b. positive work. c. ... (Read 94 times)

fasfsadfdsfa

  • Hero Member
  • *****
  • Posts: 554
on: Jul 29, 2018
When we say work is done by a force, we mean the force does
 a. all the work. b. positive work.
  c. negative work. d. zero work.

Question 2

Consider a situation where a constant force of 25 N acts on an object having a mass of 2 kg for 3 seconds.What is the magnitude of the change in the object's momentum?
 a. 150 kg m/s
  b. 50 kg m/s
  c. 75 kg m/s
  d. undeterminednot enough information given
  e. none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nekcihc358

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 29, 2018
Answer to Question 1

b

Answer to Question 2

c


fasfsadfdsfa

  • Hero Member
  • *****
  • Posts: 554
Reply #2 on: Jul 29, 2018
TY


nekcihc358

  • Sr. Member
  • ****
  • Posts: 327
Reply #3 on: Jul 29, 2018
You're welcome


« previous next »
 

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

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 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.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Gram-positive and Gram-negative bacteria. Gram-positive and Gram-negative bacteria.
The human birth process as an example of positive feedback. The human birth process as an example of positive feedback.
Flow data for a healthy donor (top panel) and a HIV positive patient. CD3 is a T-cell marker, CD4 is ... Flow data for a healthy donor (top panel) and a HIV positive patient. CD3 is a T-cell marker, CD4 is ...
Skin testing. Note the spot labeled H, which is the positive histamine control, and the spot labeled ... Skin testing. Note the spot labeled H, which is the positive histamine control, and the spot labeled ...
Work of Running Water Work of Running Water
Math work Math work
Video: Causes of Angina

For a complete list of videos, visit our video library