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

Author Question: A 1.20-kg ball is hanging from the end of a rope. The rope hangs at an angle 25.0 from the vertical ... (Read 255 times)

arivle123

  • Hero Member
  • *****
  • Posts: 569
on: Jul 29, 2018
A 1.20-kg ball is hanging from the end of a rope. The rope hangs at an angle 25.0 from the vertical when a 15.0 m/s horizontal wind is blowing. If the wind's force on the rope is negligible, what drag force does the wind exert on the ball?
 
  A) 32.3 N
  B) 24.1 N
  C) 3.68 N
  D) 5.48 N
  E) 11.8 N

Question 2

In beta minus decay, the number of protons in the nucleus is
 
  A) decreased by 1.
  B) decreased by 2.
  C) increased by 1.
  D) increased by 2.
  E) remains unchanged.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ally

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

C


arivle123

  • Member
  • Posts: 569
Reply 2 on: Jul 29, 2018
Wow, this really help

mjenn52

  • Member
  • Posts: 351
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Close-up of the underside of a gecko's foot as it walks on vertical glass Close-up of the underside of a gecko's foot as it walks on vertical glass
Nickel ball Nickel ball
Cloud Types: Vertical Development Cloud Types: Vertical Development
Tai chi stance with front foot pointing straight ahead and back foot at 45° angle, heels in line, ... Tai chi stance with front foot pointing straight ahead and back foot at 45° angle, heels in line, ...
Stretch the flexor muscles with hyperextension at the wrist. Hold the forearm vertical with one ... Stretch the flexor muscles with hyperextension at the wrist. Hold the forearm vertical with one ...
Principles of Pediatric Nursing: Caring for Children (Ball et al.) Principles of Pediatric Nursing: Caring for Children (Ball et al.)
Video: Major Elements in Biological Molecules: Lipids

For a complete list of videos, visit our video library