This topic contains a solution. Click here to go to the answer

Author Question: A child on a merry-go-round is moving with speed 4 m/s in a circle with radius 2 m. If the child's ... (Read 49 times)

cool

  • Hero Member
  • *****
  • Posts: 570
A child on a merry-go-round is moving with speed 4 m/s in a circle with radius 2 m. If the child's mass is 30 kg, what is the centripetal force?

Question 2

There are currently considered to be _________ basic building blocks for elementary particles and _________ different forces in the universe.
 a. 4 / 25
  b. 8 / 4
  c. 4 / 8
  d. 6 / 4
  e. 25 / 4



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SamMuagrove

  • Sr. Member
  • ****
  • Posts: 312
Answer to Question 1

240 N

Answer to Question 2

e




cool

  • Member
  • Posts: 570
Reply 2 on: Jul 28, 2018
Wow, this really help


tanna.moeller

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

For a complete list of videos, visit our video library