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

Author Question: An object oscillates such that its displacement is x = (0.222m) sin(314. t) where t is in seconds. ... (Read 71 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
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
Great answer, keep it coming :)

tranoy

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

The Parallax of a Nearby Object in Space The Parallax of a Nearby Object in Space
A strike by 800 women shoemakers in Lynn, Massachusetts, in 1860. In 1851 a Lynn shoemaker had adapt A strike by 800 women shoemakers in Lynn, Massachusetts, in 1860. In 1851 a Lynn shoemaker had adapt
These photos show a rat burying a test object from which it has just received a single mild shock. These photos show a rat burying a test object from which it has just received a single mild shock.
Converting Degrees to Degrees, Minutes, Seconds Converting Degrees to Degrees, Minutes, Seconds
How to convert from radians to degrees, minutes, seconds How to convert from radians to degrees, minutes, seconds
A very light ideal spring stretches by when it is used to hang a 135-N object. What is the ... A very light ideal spring stretches by when it is used to hang a 135-N object. What is the ...
Video: Random alignment at Metaphase I Animation

For a complete list of videos, visit our video library