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

Author Question: Two boys, Joe and Sam, who are searching for buried treasure start underneath the same tree. Joe ... (Read 153 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
on: Jul 29, 2018
Two boys, Joe and Sam, who are searching for buried treasure start underneath the same tree. Joe walks 12 m east and then 12 m north, while Sam walks 15 m west and then 10 m south. Both boys then stop.
 
  Find the magnitude and direction of the vector from Sam to Joe. Express the direction of this vector by specifying the angle it makes with the west-to-east direction.

Question 2

A stretched string is observed to have four equal segments in a standing wave driven at a frequency of 480 Hz. What driving frequency will set up a standing wave with five equal segments?
 
  A) 240 Hz B) 600 Hz C) 360 Hz D) 120 Hz


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sarah_brady415

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 29, 2018
Answer to Question 1

35 m at 39 north of east

Answer to Question 2

B


Alainaaa8

  • Member
  • Posts: 576
Reply 2 on: Jul 29, 2018
Excellent

Laurenleakan

  • Member
  • Posts: 309
Reply 3 on: Yesterday
Gracias!

« previous next »
 

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?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

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?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Dicksonia antarctica, a species of tree fern Dicksonia antarctica, a species of tree fern
The movement of water and nutrient through a tree The movement of water and nutrient through a tree
Oatmeal and other whole grain cereals are good sources of carbohydrates to start your morning off Oatmeal and other whole grain cereals are good sources of carbohydrates to start your morning off
How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree? How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree?
Evolutionary tree for the living amniote groups Evolutionary tree for the living amniote groups
Video: Frequency of stimulation and force (Recruitment of motor units and force)

For a complete list of videos, visit our video library