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

Author Question: What is the root-mean-square value of the following velocity components: 2.0 m/s, -3.0 m/s, and 4.0 ... (Read 179 times)

skymedlock

  • Hero Member
  • *****
  • Posts: 561
on: Jul 29, 2018
What is the root-mean-square value of the following velocity components: 2.0 m/s, -3.0 m/s, and 4.0 m/s?
 
  A) 5.4 m/s
  B) 1.9 m/s
  C) 3.1 m/s
  D) 3.3 m/s
  E) 1.0 m/s

Question 2

Eleven molecules have speeds 16, 17, 18, . . . , 26 m/s. Calculate the root-mean-square of this group of molecules.
 
  A) 21.2 m/s
  B) 21.0 m/s
  C) 21.5 m/s
  D) 21.7 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

iman

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

A


skymedlock

  • Member
  • Posts: 561
Reply 2 on: Jul 29, 2018
Excellent

ecabral0

  • Member
  • Posts: 310
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Guttation, the result of root pressure. Guttation, the result of root pressure.
Dependence of initial velocity on substrate concentration Dependence of initial velocity on substrate concentration
Common Root Words and Combining Forms Cont. Common Root Words and Combining Forms Cont.
Find the final velocity of the object Find the final velocity of the object
Write in vertex form by completing the square Write in vertex form by completing the square
Components of the lymphatic system Components of the lymphatic system
Video: Global warming and its effect on climate change

For a complete list of videos, visit our video library