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

Author Question: How much energy is necessary to place three charges, each of 2.0 C, at the corners of an equilateral ... (Read 14 times)

jman1234

  • Hero Member
  • *****
  • Posts: 560
on: Jul 27, 2018
How much energy is necessary to place three charges, each of 2.0 C, at the corners of an equilateral triangle of side 2.0 cm?
 
  What will be an ideal response?

Question 2

A basketball is thrown with a velocity of 20. m/s at an angle of 60. above the horizontal. What is the horizontal component of its instantaneous velocity at the exact top of its trajectory? (Neglect air friction.)
 
  A) 10. m/s
  B) zero
  C) 20. m/s
  D) 17.3 m/s
  E) 20. tan(60) m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frejo

  • Sr. Member
  • ****
  • Posts: 349
Reply #1 on: Jul 27, 2018
Answer to Question 1

5.4 J

Answer to Question 2

A


jman1234

  • Member
  • Posts: 560
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

kswal303

  • Member
  • Posts: 316
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Metabolic pathways involved in lipolysis, the breakdown of fats (triglycerides) for energy. Metabolic pathways involved in lipolysis, the breakdown of fats (triglycerides) for energy.
Clear the thigh with long strokes. Start superior to the patella; place your full flat hand and ... Clear the thigh with long strokes. Start superior to the patella; place your full flat hand and ...
Reactions 6–10: The Energy Generation Phase Reactions 6–10: The Energy Generation Phase
Nuclear energy Nuclear energy
Canada's energy stream Canada's energy stream
The Visible Spectrum of Electromagnetic Energy The Visible Spectrum of Electromagnetic Energy
Video: PET Scan Animation

For a complete list of videos, visit our video library