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

Author Question: Three masses are positioned at the following coordinates: 3.0 kg at (3,2); 4.0 kg at (0,-1); and 5.0 ... (Read 137 times)

serike

  • Hero Member
  • *****
  • Posts: 542
on: Jul 27, 2018
Three masses are positioned at the following coordinates: 3.0 kg at (3,2); 4.0 kg at (0,-1); and 5.0 kg at (5,-7). What are the coordinates of the center of mass of the system?
 
  What will be an ideal response?

Question 2

What is the centripetal acceleration of a point on the perimeter of a bicycle wheel of diameter 70. cm when the bike is moving 8.0 m/s?
 
  A) 91 m/s2
  B) 1.8  102 m/s2
  C) 2.7  102 m/s2
  D) 66 m/s2
  E) 2.1  10-2 m/s2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

triiciiaa

  • Sr. Member
  • ****
  • Posts: 349
Reply #1 on: Jul 27, 2018
Answer to Question 1

(2.8 , -2.8)

Answer to Question 2

B


serike

  • Hero Member
  • *****
  • Posts: 542
Reply #2 on: Jul 27, 2018
Thank you!


triiciiaa

  • Sr. Member
  • ****
  • Posts: 349
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Weather Characteristics of North American Air Masses Weather Characteristics of North American Air Masses
Properties of Air Masses Properties of Air Masses
Normal and thermal inversion air masses interaction Normal and thermal inversion air masses interaction
Air Masses and Weather Air Masses and Weather
If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle
If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle
Video: Transcription - Introns and exons

For a complete list of videos, visit our video library