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 223 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?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Levels of Processing Affects Long-Term but not Short-Term Memory Levels of Processing Affects Long-Term but not Short-Term Memory
Long Term Control Medications Long Term Control Medications
Find the final velocity of the object Find the final velocity of the object
When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed decreases ... When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed decreases ...
Americium-243 has a decay constant of 9.39 × 10-5 years-1. How long will it take Americium-243 has a decay constant of 9.39 × 10-5 years-1. How long will it take
Video: Angiotensin II - kidneys, adrenal glands and dehydration

For a complete list of videos, visit our video library