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

Author Question: When a certain simple pendulum is set swinging, its angular displacement as a function of time t ... (Read 98 times)

cookcarl

  • Hero Member
  • *****
  • Posts: 539
on: Jul 29, 2018
When a certain simple pendulum is set swinging, its angular displacement  as a function of time t obeys the equation  = 8.5 cos(2.4 s-1t). How long is the pendulum?
 
  What will be an ideal response?

Question 2

The mass of Earth is 9.31 times the mass of Mars, and the radius of Earth is 1.88 times the radius of Mars. The escape speed for Mars is what percent of the escape speed for Earth?
 
  A) 222
  B) 22.5
  C) 44.9
  D) 66.2
  E) 20.2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

missalyssa26

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 29, 2018
Answer to Question 1

1.7 m

Answer to Question 2

C


cookcarl

  • Hero Member
  • *****
  • Posts: 539
Reply #2 on: Jul 29, 2018
Thank you!


missalyssa26

  • Sr. Member
  • ****
  • Posts: 327
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Part C - Structure and function of the human brain Part C - Structure and function of the human brain
Primates exhibit prolonged life histories, spending more time in each stage of life than most other Primates exhibit prolonged life histories, spending more time in each stage of life than most other
How to write a composite function f(g(x)) and g(f(x)) (Part 2) How to write a composite function f(g(x)) and g(f(x)) (Part 2)
How to transform the natural exponential function (e^x) How to transform the natural exponential function (e^x)
Derivative of a function Derivative of a function
Mirror recognition and self-naming develop at almost exactly the same time Mirror recognition and self-naming develop at almost exactly the same time
Video: Bulk flow - Factors that influence bulk flow

For a complete list of videos, visit our video library