mannyrocks7836 mannyrocks7836

13-02-2020
Physics

contestada

Two carts with masses of 4.32 kg and 2.66 kg move toward each other on a frictionless track with speeds of 4.86 m/s and 3.93 m/s respectively. The carts stick together after colliding head-on. Find the final speed.

Respuesta :

melkemk503 melkemk503

13-02-2020

Answer:

m¹v¹+m¹v¹=(m¹+m²)v

4.32*4.86+2.66*3.93=(3.96+4.86)v

v=31.44/8.82

=3.56

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