- #1

- 130

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i don't know what to do?

plz help

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- Thread starter raman911
- Start date

- #1

- 130

- 0

i don't know what to do?

plz help

- #2

- 130

- 0

help plzzzzzzzzzz

- #3

PhanthomJay

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you should start by showing us what you know about Newton's 2nd law and how you might apply it to solve this problem.

i don't know what to do?

plz help

- #4

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you should start by showing us what you know about Newton's 2nd law and how you might apply it to solve this problem.

i am not understandig that problem

how can i show u work

- #5

PhanthomJay

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Can you write down Newton's 2nd law?

- #6

- 130

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Fnet=ma

.................

.................

- #7

PhanthomJay

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Yes, correct. Now in the problem statement, you are given the acceleration and the mass of the engine and the and 6 cars. Can you solve for Fnet?Fnet=ma

.................

- #8

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Yes, correct. Now in the problem statement, you are given the acceleration and the mass of the engine and the and 6 cars. Can you solve for Fnet?

can u do that

i don't understand

- #9

- 22

- 0

If F=ma, and you have a total mass and an acceleration.... then I'm pretty sure you can solve for F.

- #10

- 31

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now since the pulling power of the engine (the force it can exert) is assumed to be constant,

F

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