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

Author Question: What is the net force on a 10-kg solid steel sphere falling in air at terminal speed? a. 980 N b. ... (Read 14 times)

vHAUNG6011

  • Hero Member
  • *****
  • Posts: 514
on: Jul 28, 2018
What is the net force on a 10-kg solid steel sphere falling in air at terminal speed?
 a. 980 N
  b. 200 N
  c. 98 N
  d. 49 N
  e. Some value other than those given above.

Question 2

If a dense 20.0-kg object is falling in air at half its terminal velocity, what is the drag force on the object at this moment?
 a. 24.5 N
  b. 49.0 N
  c. 69.3 N
  d. 98.0 N
  e. 139 N


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dajones82

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 28, 2018
Answer to Question 1

E

Answer to Question 2

B


vHAUNG6011

  • Member
  • Posts: 514
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

jamesnevil303

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

J. M. W. Turner, Rain, Steam, and Speed—The Great Western Railway. J. M. W. Turner, Rain, Steam, and Speed—The Great Western Railway.
Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ... Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ...
The piston creates a tumbling force as it moves upward. The piston creates a tumbling force as it moves upward.
Nutrient-Dense Food Choices Nutrient-dense foods provide more nutrition per calorie and fewer solid Nutrient-Dense Food Choices Nutrient-dense foods provide more nutrition per calorie and fewer solid
A 75.0 L steel tank at 20.0°C contains acetylene gas, C2H2, at a pressure of 1.20 atm. ... A 75.0 L steel tank at 20.0°C contains acetylene gas, C2H2, at a pressure of 1.20 atm. ...
Escape Speed Problem Escape Speed Problem
Video: Neurotransmission at chemical synapses & Excitory and inhibitory potentials

For a complete list of videos, visit our video library