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

Author Question: An object moves 100 m along a frictionless table at a constant speed. The object weighs 50 N. The ... (Read 121 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: Jul 28, 2018
An object moves 100 m along a frictionless table at a constant speed. The object weighs 50 N. The work done on the object by the gravitational force is
 
  a. 0 J.
  b. 2 J.
  c. 50 J.
  d. 100 J.
  e. 5000 J.

Question 2

New incandescent bulbs are more efficient than older types of incandescent bulbs.
 
  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

ilianabrrr

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

Incandescent bulbs represent old technology; the efficiency has not changed
greatly recently.


deesands

  • Member
  • Posts: 514
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

Viet Thy

  • Member
  • Posts: 329
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Proctoscopic examination table. Proctoscopic examination table.
Body mass index table. Body mass index table.
Consider using a foam pad on your table. Consider using a foam pad on your table.
Checklist for Choosing a Massage Table Cont. Checklist for Choosing a Massage Table Cont.
The position of an object that is oscillating on a spring is given by the equation x = (18.3 ... The position of an object that is oscillating on a spring is given by the equation x = (18.3 ...
table table
Video: Hemoglobin's affinity with oxygen - carbon dioxide, temperature and bisphosphoglycerate (BPG)

For a complete list of videos, visit our video library