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

Author Question: When a spring is stretched, its mass decreases. Indicate whether the statement is true or ... (Read 36 times)

K@

  • Hero Member
  • *****
  • Posts: 608
When a spring is stretched, its mass decreases.
 
  Indicate whether the statement is true or false

Question 2

A sewing machine needle moves up and down in simple harmonic motion with an amplitude of 1.27 cm and a frequency of 2.55 Hz. How long does it take it to travel 11.43 cm?
 
  A) 3.53 s
  B) 0.882 s
  C) 1.13 s
  D) 1.76 s
  E) 2.65 s



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

parshano

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

FALSE

Answer to Question 2

B




K@

  • Member
  • Posts: 608
Reply 2 on: Jul 29, 2018
Wow, this really help


ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

For a complete list of videos, visit our video library