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

Author Question: An object oscillates such that its displacement is x = (0.222m) sin(314. t) where t is in seconds. ... (Read 69 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
An object oscillates such that its displacement is x = (0.222m) sin(314. t) where t is in seconds.
 
  (a) In one period, the object moves what distance?
  (b) What is the frequency?
  (c) What is the position at t = 1.00 s?

Question 2

Consider a human heart rate of 80 beats per minute. If someone's heart beats at that rate over a 70-yr lifetime, how many times would it beat?
 
  A) 2.20  109
  B) 7.44  105
  C) 3.26  1010
  D) 2.95  109
  E) 1.78  107



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mtmmmmmk

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

(a) 0.888 m
(b) 50.0 Hz
(c) x = -0.0352 m

Answer to Question 2

D




Pea0909berry

  • Member
  • Posts: 573
Reply 2 on: Jul 27, 2018
Excellent


parshano

  • Member
  • Posts: 333
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

For a complete list of videos, visit our video library