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

Author Question: A plane has an airspeed of 142 m/s. A 16.0 m/s wind is blowing southward at the same time as the ... (Read 47 times)

2125004343

  • Hero Member
  • *****
  • Posts: 566
on: Jul 29, 2018
A plane has an airspeed of 142 m/s. A 16.0 m/s wind is blowing southward at the same time as the plane is flying. If the velocity of the plane relative to Earth is due east, what is the magnitude of that velocity?
 
  A) 16.2 m/s
  B) 16.0 m/s
  C) 158 m/s
  D) 141 m/s
  E) 48 m/s

Question 2

If the intensity level of one trombone is 70 dB and that of one cornet is 65 dB, which is louder: 76 trombones or 110 cornets?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lin77x

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

76 trombones


2125004343

  • Member
  • Posts: 566
Reply 2 on: Jul 29, 2018
Excellent

bbburns21

  • Member
  • Posts: 336
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

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

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Midsagittal or median plane along with a sagittal view of the head. Midsagittal or median plane along with a sagittal view of the head.
Wind energy Wind energy
Measuring Wind Measuring Wind
Disitive Time For Nuts Disitive Time For Nuts
Disitive Time For Fish Disitive Time For Fish
The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ... The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ...
Video: Deglutition

For a complete list of videos, visit our video library