a 25 kg box is pushed along a horizontal smooth surface with energy with a force of 35 n for 1.5 m. caculate it

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19-04-2018
Chemistry

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a 25 kg box is pushed along a horizontal smooth surface with energy with a force of 35 n for 1.5 m. caculate it

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rajroy2510p7tfxw rajroy2510p7tfxw · Answer 1 · 2018-04-27T02:58:34+02:00

rajroy2510p7tfxw rajroy2510p7tfxw

27-04-2018

Calculate what specifically? I'll try to help out though!
Assuming no friction...
Fnet = m(a)
Fnet/m = a
35/25= 1.4 m/s^2 = a

Finding final velocity...

V1 = 0 m/s
a = 1.4 m/s^2
d = 1.5 m
V2 = ?

V1^2 = V2^2 + 2(a)(d)
0 = V2^2 + 2(a)(d)
2(a)(d) = V2^2
√2(a)(d) = V2
√2(1.4)(1.5) = V2
2.05 m/s = V2

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