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

Author Question: A jet airliner moving at 600 mph due east moves into a region where the wind is blowing at 120 mph ... (Read 33 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
on: Jul 28, 2018
A jet airliner moving at 600 mph due east moves into a region where the wind is blowing at 120 mph in a direction 30.0 north of east. What is the new speed and direction of the aircraft?
 a. 706 mph, 5.67 N of E
  c. 706 mph, 4.87 N of E
  b. 620 mph, 5.67 N of E
  d. 588 mph, 4.87 N of E

Question 2

A baseball is moving in the air along the customary parabola. Ignoring air drag, where is the force on the baseball zero?
 a. at the top of the parabola
  c. where it is about to impact
  b. just when it has started upward
  d. nowhere


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jasonq

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


MirandaLo

  • Hero Member
  • *****
  • Posts: 538
Reply #2 on: Jul 28, 2018
Thanks


jasonq

  • Sr. Member
  • ****
  • Posts: 335
Reply #3 on: Jul 28, 2018
Welcome :)


« previous next »
 

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

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

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Lumbar puncture. Abbreviated LP, the lumbar puncture is a common procedure that withdraws cerebrospi Lumbar puncture. Abbreviated LP, the lumbar puncture is a common procedure that withdraws cerebrospi
Wind and Water Erosion of Cropland Soils Wind and Water Erosion of Cropland Soils
Photographic Mock-up of the East Pediment of the Parthenon Using Photographs of the Extant Marble Photographic Mock-up of the East Pediment of the Parthenon Using Photographs of the Extant Marble
The Geostrophic Wind The Geostrophic Wind
Effects of Friction on Wind Effects of Friction on Wind
Deletion mapping of mutants in the rll region Deletion mapping of mutants in the rll region
Video: Energy inputs and release in glycolysis Animation

For a complete list of videos, visit our video library