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

Author Question: Airplane lift is achieved when air pressure on the bottom of its wings is A) greater than ... (Read 57 times)

ENagel

  • Hero Member
  • *****
  • Posts: 540
Airplane lift is achieved when air pressure on the bottom of its wings is
 
  A) greater than pressure on top.
  B) less than pressure on top.
  C) the same as pressure on top.

Question 2

In a hydraulic-press operation, it is impossible for the
 
  A) output displacement to exceed the input displacement.
  B) force output to exceed the force input.
  C) energy output to exceed the energy input.
  D) output piston's speed to exceed the input piston's speed.
  E) none of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aprice35067

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C




ENagel

  • Member
  • Posts: 540
Reply 2 on: Jul 29, 2018
Gracias!


upturnedfurball

  • Member
  • Posts: 334
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

For a complete list of videos, visit our video library