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MArishka [77]
3 years ago
11

If a car accelerates at a constant rate of 3m/s^2, what is the velocity of the car after 4 seconds

Physics
2 answers:
vaieri [72.5K]3 years ago
6 0

It'll be 12 m/s greater than it was when the acceleration began.

Ne4ueva [31]3 years ago
3 0

V=d/t

V=3/4

V=0.75

Hope this helps and is correct :)

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ale4655 [162]

m = 43.2 kg

Explanation:

volume of sphere = (4/3)pi(r)^3

= (4/3)(3.14)(2 m)^3

= 33.5 m^3

density = mass/volume

or solving for mass m,

m = (density)×(volume)

= (1.29 kg/m^3)(33.5 m^3)

= 43.2 kg

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