« previous next »

Author Question: Has there ever been a situation in which a given quantity of matter was turned completely into ... (Read 83 times)

audie

  • Hero Member
  • *****
  • Posts: 532
on: Jul 29, 2018
Has there ever been a situation in which a given quantity of matter was turned completely into non-material forms of energy?
 
  A) Yes, in electron-positron pair production.
  B) Yes, in all three of the above types of experiments.
  C) Yes, in electron-positron annihilation.
  D) Yes, in nuclear fission and fusion.
  E) No, there must always be some matter left over.

Question 2

A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 kg and is under a tension of 2000 N.
  (a) What is the speed of the wave on the wire?
  (b) Find the frequency of this wave.
 
  What will be an ideal response?


tuate

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

(a) 200 m/s (b) 400 Hz


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

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?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Brain scans showing the white-matter pathways involved in everyday learning: Brain scans showing the white-matter pathways involved in everyday learning:
"Dark Matter" "Dark Matter"
Effect of a Black Hole’s Tidal Force on Infalling Matter Effect of a Black Hole’s Tidal Force on Infalling Matter
Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a
Signs and Symptoms of Shock Following a Crisis Situation Signs and Symptoms of Shock Following a Crisis Situation
Many electronic components are used to construct a typical vehicle computer. Notice the quantity of ... Many electronic components are used to construct a typical vehicle computer. Notice the quantity of ...
Video: Exercise and cardiac output

For a complete list of videos, visit our video library