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

Author Question: A 0.250-kg rubber ball is dropped from a height of 2.00 m. It hits the floor and rebounds to a ... (Read 104 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
on: Jul 29, 2018
A 0.250-kg rubber ball is dropped from a height of 2.00 m. It hits the floor and rebounds to a height of 1.80 m. What is the magnitude of impulse the floor applies to the ball?
 
  A)
 
  0.950 Ns
 
  B)
 
  1.14 Ns
 
  C)
 
  0.0804 Ns
 
  D)
 
  1.33 Ns
 
  E)
 
  3.05 Ns

Question 2

A hockey puck slides off the edge of a table with an initial velocity of 20.0 m/s. The height of the table above the ground is 2.0 m. What is the magnitude of the velocity of the puck just before it touches the ground?
 
  A)
 
  21 m/s
 
  B)
 
  22 m/s
 
  C)
 
  24 m/s
 
  D)
 
  25 m/s
 
  E)
 
  6.3 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bobsmith

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

A


lindiwe

  • Member
  • Posts: 577
Reply 2 on: Jul 29, 2018
Excellent

fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

A pair of humpback whales lunge feeding through a bait ball A pair of humpback whales lunge feeding through a bait ball
Pour the injection system cleaning fluid into the open canister. Rubber gloves are highly ... Pour the injection system cleaning fluid into the open canister. Rubber gloves are highly ...
Rubber Hand Illusion Rubber Hand Illusion
The height of your the rope after 1 minute to the nearest tenth of a meter is? The height of your the rope after 1 minute to the nearest tenth of a meter is?
An additive model for the inheritance of height in the Potsdam Guards. In this example, the guards a An additive model for the inheritance of height in the Potsdam Guards. In this example, the guards a
Barry Bonds hits a 125m (450') home run that lands in the stands at an altitude 30m above its ... Barry Bonds hits a 125m (450') home run that lands in the stands at an altitude 30m above its ...
Video: Neuron Structure Animation

For a complete list of videos, visit our video library