Re: basic mechanics question


vsgdp wrote:
> Hi,
>
> Suppose gravity does not exist.
>
> A car is traving on a frictionless horizontal plane to the right at some
> velocity v.
>
> Up ahead there is a ramp (no gravity).
>
> When the car hits the ramp, is it correct to say that some of the velocity
> is lost due to the impulse. And the remaining velocity is the projection of
> v onto the tangent vector of the ramp?

Momentum conservation. This is no different than a cue ball striking a
glancing blow on the (inclined) face of the 8 ball. Except the 8 ball
in this case is substantially larger than the cue ball.

PD

.

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