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

Author Question: A 30-N stone is dropped from a height of 10 m and strikes the ground with a speed of 13 m/s. What ... (Read 251 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
on: Jul 29, 2018
A 30-N stone is dropped from a height of 10 m and strikes the ground with a speed of 13 m/s. What average force of air friction acted on the stone as it fell?
 
  A) 4.1 N
  B) 2.9 N
  C) 0.13 kN
  D) 7.2 N
  E) 1.2 N

Question 2

Four 16-F capacitors are connected in combination. What is the equivalent capacitance of this combination if they are connected
 
  (a) in series?
  (b) in parallel?
  (c) such that two of them are in parallel with each other and that combination is in series with the remaining two capacitors?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lucas dlamini

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

(a) 4.0 F (b) 64 F (c) 6.4 F


gonzo233

  • Hero Member
  • *****
  • Posts: 557
Reply #2 on: Jul 29, 2018
Thank you!


lucas dlamini

  • Sr. Member
  • ****
  • Posts: 327
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

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.

Foliage height diversity and bird species diversity (data from MacArthur and MacArthur 1961). Foliage height diversity and bird species diversity (data from MacArthur and MacArthur 1961).
California ground squirrel (Spermophilus beecheyi) in the man-made rocky shoreline of the Berkeley M California ground squirrel (Spermophilus beecheyi) in the man-made rocky shoreline of the Berkeley M
Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T
The Speed of Light Is Constant The Speed of Light Is Constant
When a Tornado Strikes: Social Organization Following a Natural Disaster When a Tornado Strikes: Social Organization Following a Natural Disaster
Stonehenge From The Ground Stonehenge From The Ground
Video: Exocytosis - secretion

For a complete list of videos, visit our video library