# 2D Kinematics question

## Homework Statement

http://postimg.org/image/bh4tzmd4l/ [Broken]

Can someone explain to me what "acceleration of the truck relative to the crate means"?

What should I do first in trying to solve this?

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Andrew Mason
Homework Helper

## Homework Statement

http://postimg.org/image/bh4tzmd4l/ [Broken]

Can someone explain to me what "acceleration of the truck relative to the crate means"?

What should I do first in trying to solve this?
It means the difference between the acceleration of the truck and the acceleration of the crate. From that, I think you can figure out what you have to do in order to start.

AM

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It means the difference between the acceleration of the truck and the acceleration of the crate. From that, I think you can figure out what you have to do in order to start.

AM

thanks, I have another question

http://postimg.org/image/81muw26tl/ [Broken]

I don't understand what the value h is in this question and how its relevant to finding the distance AB

Last edited by a moderator:
haruspex