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Vikentia [17]
3 years ago
13

A 20,000 kg railroad car is traveling at 5 m/s when it collides and couples with a second, identical car at rest. What is the re

sulting speed of the combined cars?
Physics
1 answer:
PilotLPTM [1.2K]3 years ago
7 0
Ok I don’t know the answer I’m in 5th grade but 2431 is wrong
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ANOTHER PHYSICS QUESTION PLEASE HELP!
Sergio039 [100]
Answer


= 60


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5 0
3 years ago
I need to speak with zuka
Alex787 [66]

Answer:

DMs are not accessible anymore. I assume Zuka is a staff member? the only way to talk to a staff member anymore is to report something, but even then, the probably won't even look at what they're deleting :/

May I have brainliest please? :)

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3 years ago
Adding a best-fit line to the scatter plot shown below would be an example of _____.
baherus [9]
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An alcohol functional group is called what ?
Ksenya-84 [330]
An alcohol functional group is called a hydroxyl group.
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4 years ago
A roller coaster car of mass m= 300 kg is released from rest at the top of a 60 m high hill (position A), and rolls with a negli
Andrews [41]

Answer: The principle of conservation of energy, angular speed and centripetal force

Explanation:

At point A, the car experienced maximum of potential energy

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The maximum kinetic energy of the car is needed for the attainment of enough centripetal force to help the car move through the loop without falling .

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3 years ago
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