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

Author Question: An airplane is flying with constant speed along a horizontal circle. Is the direction of its ... (Read 171 times)

biggirl4568

  • Hero Member
  • *****
  • Posts: 551
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
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
YES! Correct, THANKS for helping me on my review

at

  • Member
  • Posts: 359
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

The role of Hox genes 9–13 in specifying limb formation from the proximal to distal The role of Hox genes 9–13 in specifying limb formation from the proximal to distal
Direction of Pattern of Abdominal Percussion Direction of Pattern of Abdominal Percussion
The Land Ordinance of 1785 called for surveying and dividing the Western Territories into square mil The Land Ordinance of 1785 called for surveying and dividing the Western Territories into square mil
Shoulder Stretch by Horizontal Flexion of Arm. Shoulder Stretch by Horizontal Flexion of Arm.
This is how bus and airplane manufacturers see us This is how bus and airplane manufacturers see us
Structural comparison of human blood vessels and the direction of blood flow through them Structural comparison of human blood vessels and the direction of blood flow through them
Video: Endocytosis - pinocytosis, receptor mediated and Transcytosis

For a complete list of videos, visit our video library