Author Question: Identical forces are exerted for the same length of time on two different objects. The magnitude of ... (Read 12 times)

SO00

  • Hero Member
  • *****
  • Posts: 568
Identical forces are exerted for the same length of time on two different objects. The magnitude of the change in momentum of the lighter object is
 
  A) smaller than the magnitude of the change in momentum of the larger mass object, but not zero.
  B) larger than the magnitude of the change in momentum of the larger mass object.
  C) exactly equal to the magnitude of the change in momentum of the larger mass object.
  D) zero.
  E) There is not enough information to answer the question.

Question 2

A wooden raft has a mass of 50 kg. When empty it floats in water (density 1000 kg/m3 ) with 69 of its volume submerged. What mass of sand can be put on the raft without it sinking?
 
  What will be an ideal response?



popopong

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

C

Answer to Question 2

22 kg



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

For a complete list of videos, visit our video library