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

Author Question: A small hockey puck slides without friction over the icy hill shown in the figure and lands 6.20 m ... (Read 162 times)

DyllonKazuo

  • Hero Member
  • *****
  • Posts: 565
on: Jul 29, 2018
A small hockey puck slides without friction over the icy hill shown in the figure and lands 6.20 m from the foot of the cliff with no air resistance. What was its speed v0 at the bottom of the hill?
 
  A) 20.8 m/s
  B) 17.4 m/s
  C) 14.4 m/s
  D) 13.7 m/s
  E) 4.71 m/s

Question 2

A projectile is fired from ground level at an angle of 40.0 above horizontal at a speed of 30.0 m/s. What is the speed of the projectile when it has reached a height equal to 50.0 of its maximum height?
 
  A) 26.0 m/s
  B) 27.4 m/s
  C) 28.7 m/s
  D) 26.7 m/s
  E) 28.1 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

JYan

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: D


DyllonKazuo

  • Hero Member
  • *****
  • Posts: 565
Reply #2 on: Jul 29, 2018
TY


JYan

  • Sr. Member
  • ****
  • Posts: 331
Reply #3 on: Jul 29, 2018
You're welcome


« previous next »
 

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Parasitic Hookworms in the small intestine Parasitic Hookworms in the small intestine
Preparing Slides Preparing Slides
As the glass ceiling slowly cracks, women are gaining entry into the top positions of society. Shown ... As the glass ceiling slowly cracks, women are gaining entry into the top positions of society. Shown ...
Apply superficial friction to the upper and lower back. Stand to one side. Ask the recipient to lean ... Apply superficial friction to the upper and lower back. Stand to one side. Ask the recipient to lean ...
Nutrients Are Absorbed through the Small Intestine Nutrients Are Absorbed through the Small Intestine
The Scale of the Very Small and Very Large: Powers of 10 The Scale of the Very Small and Very Large: Powers of 10
Video: Introduction to Breast Cancer

For a complete list of videos, visit our video library