KarlGeronime116 KarlGeronime116

11-09-2014
Physics

contestada

A cart rolling down an incline for 5.0 seconds has an acceleration of 4.0 m/sec2. If the cart has a beginning
speed of 2.0 m/sec, what is its final speed?

Respuesta :

14-09-2014

S = V1 + a* t
S = 2 + 4 * 5
V2 SQR =V1SQR + 2as
V2SQR = 2*2 + 2*4*22 =180
V2 =SQRT180

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