This topic contains a solution. Click here to go to the answer

Author Question: An airplane is flying with constant speed along a horizontal circle. Is the direction of its ... (Read 196 times)

biggirl4568

  • Hero Member
  • *****
  • Posts: 551
An airplane is flying with constant speed along a horizontal circle. Is the direction of its acceleration constant?
 
  What will be an ideal response?

Question 2

You hit a tennis ball over the net. When the ball reaches its maximum height, its speed is
 
  A) equal to its initial speed.
  B) less than its initial speed.
  C) greater than its initial speed.
  D) zero.
  E) gt.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Smiles0805

  • Sr. Member
  • ****
  • Posts: 305
Answer to Question 1

No. The acceleration is directed towards the center of the circle, so the acceleration vector rotates as the body rotates.

Answer to Question 2

B




biggirl4568

  • Member
  • Posts: 551
Reply 2 on: Jul 27, 2018
Excellent


shewald78

  • Member
  • Posts: 340
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

For a complete list of videos, visit our video library