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

Author Question: A cannonball fired from a long-barrel cannon will have a greater muzzle velocity because the ... (Read 124 times)

brutforce

  • Hero Member
  • *****
  • Posts: 540
on: Jul 29, 2018
A cannonball fired from a long-barrel cannon will have a greater muzzle velocity because the cannonball receives a greater
 
  A) force.
  B) impulse.
  C) both of these
  D) none of the above

Question 2

Two billiard balls having the same mass roll toward each other at the same speed. What is the net momentum of the two-ball system?
 
  A) 0 kgm/s
  B) 10 kgm/s
  C) not enough information


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

patma1981

  • Sr. Member
  • ****
  • Posts: 292
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A


brutforce

  • Hero Member
  • *****
  • Posts: 540
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


patma1981

  • Sr. Member
  • ****
  • Posts: 292
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

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.

Greater Flamingo Greater Flamingo
Long-tailed Widowbird Long-tailed Widowbird
How long does it take you to see the circles? How long does it take you to see the circles?
A greater number of men than women hold full-time jobs, but the gap is closing because of an ... A greater number of men than women hold full-time jobs, but the gap is closing because of an ...
In the figure, a 10.0-m long bar is attached by a frictionless hinge to a wall and held ... In the figure, a 10.0-m long bar is attached by a frictionless hinge to a wall and held ...
A hypothesis test is performed to test the claim that a population proportion is greater than ... A hypothesis test is performed to test the claim that a population proportion is greater than ...
Video: Methods of carbon dioxide transport - carbaminohemoglobin and bicarbonate ions

For a complete list of videos, visit our video library