Two An empty sled of mass M moves without friction across a frozen pond at speed vo. objects are dropped vertically into the sled one at a time: first an object of mass m and then an object of mass 2m. Afterward the sled moves with speed vf. What would be the final speed of the sled if the objects were dropped into it in reverse order? A. 2vf B. 3vf C. Vf/2 D. Vf
Two An empty sled of mass M moves without friction across a frozen pond at speed vo. objects are dropped vertically into the sled one at a time: first an object of mass m and then an object of mass 2m. Afterward the sled moves with speed vf. What would be the final speed of the sled if the objects were dropped into it in reverse order? A. 2vf B. 3vf C. Vf/2 D. Vf
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 55A
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![18.
An empty sled of mass M moves without friction across a frozen pond at speed vo. Two
objects are dropped vertically into the sled one at a time: first an object of mass m and
then an object of mass 2m. Afterward the sled moves with speed vf. What would be the
final speed of the sled if the objects were dropped into it in reverse order?
A. 2vf
B. 3vf
C. vf/2
D. Vf](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcf9dafc6-bac8-41ec-a856-62d58445bc24%2F8daab9b2-c249-4006-9a9f-bcd42583285b%2Fwban3m_processed.jpeg&w=3840&q=75)
Transcribed Image Text:18.
An empty sled of mass M moves without friction across a frozen pond at speed vo. Two
objects are dropped vertically into the sled one at a time: first an object of mass m and
then an object of mass 2m. Afterward the sled moves with speed vf. What would be the
final speed of the sled if the objects were dropped into it in reverse order?
A. 2vf
B. 3vf
C. vf/2
D. Vf
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