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

Author Question: When a certain simple pendulum is set swinging, its angular displacement as a function of time t ... (Read 92 times)

cookcarl

  • Hero Member
  • *****
  • Posts: 539
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
Answer to Question 1

1.7 m

Answer to Question 2

C





 

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

For a complete list of videos, visit our video library