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 700 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?

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.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

The Speed of Light Is Constant The Speed of Light Is Constant
The Speed of Light Is Constant The Speed of Light Is Constant
The chemical synapse. Step 1: The impulse travels down the axon. Step 2: Vesicles are stimulated to ... The chemical synapse. Step 1: The impulse travels down the axon. Step 2: Vesicles are stimulated to ...
Speed of Convergence to the Steady State Speed of Convergence to the Steady State
For a particular process that is carried out at constant pressure, q = 145 kJ and w = -35 kJ. ... For a particular process that is carried out at constant pressure, q = 145 kJ and w = -35 kJ. ...
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
Video: hGH, Thyroid hormones & Aldosterone

For a complete list of videos, visit our video library