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 286 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
Gracias!

dyrone

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Ball Pit Ball Pit
Sam Houston—and his horse—earned this heroic tribute. At the Battle of San Jacinto, a musket ball sh Sam Houston—and his horse—earned this heroic tribute. At the Battle of San Jacinto, a musket ball sh
Vertical Variations in Composition Vertical Variations in Composition
Calculate the velocity of the red rock after collision Angle measured counterclockwise from the ... Calculate the velocity of the red rock after collision Angle measured counterclockwise from the ...
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
a billiard ball physics question a billiard ball physics question
Video: Mechanisms for chromosome movement Animation

For a complete list of videos, visit our video library