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

Author Question: A car travels around an oval racetrack at constant speed. The car is accelerating a. at ... (Read 714 times)

joesmith1212

  • Hero Member
  • *****
  • Posts: 549
on: Jul 28, 2018

A car travels around an oval racetrack at constant speed. The car is accelerating
 
   


   
  a.
  at all points except B and D.
   
  b.
  at all points except A and C.
   
  c.
  at all points except A, B, C, and D.
   
  d.
  everywhere, including points A, B, C, and D.
   
  e.
  nowhere, because it is traveling at constant speed.

Question 2

Two balls, projected at different times so they don't collide, have trajectories A and B, as shown below.
 
   
 
   Which statement is correct?


   
  a.
  v0B must be greater than v0A.
   
  b.
  Ball A is in the air for a longer time than ball B.
   
  c.
  Ball B is in the air for a longer time than ball A.
   
  d.
  Ball B has a greater acceleration than ball A.
   
  e.
  Ball A has a greater acceleration than ball B.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

huda

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


joesmith1212

  • Hero Member
  • *****
  • Posts: 549
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


huda

  • Sr. Member
  • ****
  • Posts: 304
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Lioness in a burst of speed while hunting in the Serengeti Lioness in a burst of speed while hunting in the Serengeti
Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int
Reaction at constant-pressure Reaction at constant-pressure
A batter hits a home run in which the ball travels 110 m horizontally with no appreciable ... A batter hits a home run in which the ball travels 110 m horizontally with no appreciable ...
A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ... A spaceship leaves Earth at a steady forward speed of 70% the speed of light. How fast relative ...
The charge for telephone calls T is partly constant and partly varies with the number N of ... The charge for telephone calls T is partly constant and partly varies with the number N of ...
Video: Dorsal Recumbent Position

For a complete list of videos, visit our video library