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

Author Question: Aluminum has a positive coefficient of thermal expansion. Consider a round hole that has been ... (Read 81 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
on: Jul 27, 2018
Aluminum has a positive coefficient of thermal expansion. Consider a round hole that has been drilled in a large sheet of aluminum. As the temperature increases and the surrounding metal expands, the hole diameter will
 
  A) increase.
  B) decrease.
  C) remain constant.
  D) depends how much metal surrounds the hole

Question 2

A hunter points a rifle horizontally 3.30 m above the ground. The bullet leaves the barrel at 325. m/s.
 
  (a) How long did it take for the bullet to strike the ground?
  (b) How far horizontally did it travel?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

elizabethrperez

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

(a) 0.821 s
(b) 267. m


hbsimmons88

  • Member
  • Posts: 526
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

shailee

  • Member
  • Posts: 392
Reply 3 on: Yesterday
Excellent

« previous next »
 

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?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Elk wintering in Jackson Hole, Wyoming after migrating there during the fall Elk wintering in Jackson Hole, Wyoming after migrating there during the fall
Effect of a Black Hole’s Tidal Force on Infalling Matter Effect of a Black Hole’s Tidal Force on Infalling Matter
Nonverbal communications convey strong, powerful messages that may be negative or positive. Nonverbal communications convey strong, powerful messages that may be negative or positive.
Thermal Layers of the Atmosphere Thermal Layers of the Atmosphere
Constant velocity versus positive velocity Constant velocity versus positive velocity
Palpation for respiratory expansion Palpation for respiratory expansion
Video: How do the different types of chromatography work? (No Audio)

For a complete list of videos, visit our video library