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

Author Question: A pendulum makes 12 complete swings in 8.0 s. (a) What is its frequency? (b) What is its ... (Read 192 times)

JGIBBSON

  • Hero Member
  • *****
  • Posts: 538
A pendulum makes 12 complete swings in 8.0 s.
 
  (a) What is its frequency?
  (b) What is its period?

Question 2

A car traveling 20 m/s rounds an 80 m radius horizontal curve with the tires on the verge of slipping. How fast can this car round a second curve of radius 320 m?
 
  (Assume the same coefficient of friction between the car's tires and each road surface.)
  A) 40 m/s
  B) 70 m/s
  C) 30 m/s
  D) 1.6  m/s
  E) 80 m/s



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

(a) 1.5 Hz
(b) 0.67 s

Answer to Question 2

A





 

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

For a complete list of videos, visit our video library