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

Author Question: A meter stick having a rest mass of 1 kg moves past you. Your measurements show it to have a mass of ... (Read 100 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
on: Jul 29, 2018
A meter stick having a rest mass of 1 kg moves past you. Your measurements show it to have a mass of 2 kg and a length of 1 m. How is the stick oriented, as observed by you?
 
  A) perpendicular to its direction of motion
  B) parallel to its direction of motion
  C) It is impossible to say anything about the orientation without further information.
  D) Nonsense--if the stick's mass has increased to 2 kg, then it must be longer than 1 m.

Question 2

Suppose you want to set up a simple pendulum with a period of 2.50 s. How long should it be
  (a) on Earth, at a location where g = 9.80 m/s2?
  (b) on a planet where g is 5.00 times what it is on Earth?
 
  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

Jsherida

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

(a) 1.55 m (b) 7.76 m


silviawilliams41

  • Member
  • Posts: 560
Reply 2 on: Jul 29, 2018
Gracias!

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski
The structural formulas show the state of ionization that would predominate at pH 7.0 The structural formulas show the state of ionization that would predominate at pH 7.0
Electrospray mass spectrometry of a protein Electrospray mass spectrometry of a protein
The declining age of menarche over the past 150 years has been measured in many European countries, The declining age of menarche over the past 150 years has been measured in many European countries,
Age Differences in Attention to a Puppet Show Video Age Differences in Attention to a Puppet Show Video
How to find the average atomic mass of an element How to find the average atomic mass of an element
Video: Embryonic development - Week 4

For a complete list of videos, visit our video library