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

Author Question: The exterior of a supersonic airplane is made of aluminum, which has a coefficient of linear ... (Read 159 times)

ereecah

  • Hero Member
  • *****
  • Posts: 530
on: Jul 29, 2018
The exterior of a supersonic airplane is made of aluminum, which has a coefficient of linear expansion of 24  10-6 K-1. At 15C, the plane measures 62.1 m in length.
 
  When the plane is in flight, friction with the air increases the temperature of the exterior skin to 200C. What is the change in the length of the outer skin of the plane?
  A) 32 cm B) 20 cm C) 36 cm D) 24 cm E) 28 cm

Question 2

The smallest kinetic energy that an electron in a box (an infinite well) can have is zero.
 
  A) True
  B) False


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

robbielu01

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

B


ereecah

  • Hero Member
  • *****
  • Posts: 530
Reply #2 on: Jul 29, 2018
Thank you!


robbielu01

  • Sr. Member
  • ****
  • Posts: 336
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Chair made from tree Chair made from tree
Attributed to Thomas Dennis or William Searle, Chest, made in Ipswich, Massachusetts. Attributed to Thomas Dennis or William Searle, Chest, made in Ipswich, Massachusetts.
Cleanse a linear wound by using a new sterile gauze pad for each stroke, beginning next to the wound ... Cleanse a linear wound by using a new sterile gauze pad for each stroke, beginning next to the wound ...
How to set up and solve linear models (Question 1) How to set up and solve linear models (Question 1)
Exterior View of Tholos, The So-called Treasury of Atreus Exterior View of Tholos, The So-called Treasury of Atreus
Linear programming problems using the simplex method. Linear programming problems using the simplex method.
Video: Central Nervous System Animation

For a complete list of videos, visit our video library