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

Author Question: A child is standing at the rim of a rotating disk holding a rock, and throws a rock in direction (2) ... (Read 128 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
on: Jul 28, 2018
A child is standing at the rim of a rotating disk holding a rock, and throws a rock in direction (2) at the instant shown. The disk rotates freely without friction. What happens to the angular speed of the disk?
 
  1.increases
  2.remains the same
  3.decreases
  4.impossible to determine

Question 2

A child is standing at the rim of a rotating disk, and throws a rock radially outward at the instant shown. The disk rotates freely without friction. Which of the following statements is correct about the disk-child-rock system as the rock is thrown?
 


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aburgess

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 28, 2018
Answer to Question 1

1

Answer to Question 2



TVarnum

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


aburgess

  • Sr. Member
  • ****
  • Posts: 361
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

The inheritance of snail coiling direction as an example of a maternal effect gene. The inheritance of snail coiling direction as an example of a maternal effect gene.
Accretion Disk Around a Supermassive Black Hole Accretion Disk Around a Supermassive Black Hole
Serving unfamiliar foods repeatedly and asking the child to try a bite can lead to gradual ... Serving unfamiliar foods repeatedly and asking the child to try a bite can lead to gradual ...
Cataracts seen in a child with congenital rubella syndrome. Cataracts seen in a child with congenital rubella syndrome.
Rock Art: Boat And Sea Battle Rock Art: Boat And Sea Battle
Video: Secondary and tertiary levels of protein structure Animation

For a complete list of videos, visit our video library