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a_sh-v [17]
3 years ago
14

How much force is needed to accelerate at 66 kg skier 4m/s^2 ?​

Physics
1 answer:
Ray Of Light [21]3 years ago
7 0
E force needed to accelerate a 68 kilogram-skier at a rate of
1.2
m
s
2
is 81.6 Net forces.
Explanation:
Take the mass(68kg) and the acceleration of the skier(
1.2
m
s
2
) and multiply them together
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slamgirl [31]
We know, F = m*a
Here, F = 600-400 = 200 N downwards 
m = 60 Kg

Substitute their values, 
a = 200/60
a = 20/6
a = 10/3
a = 3.33 m/s² downwards

In short, Your Answer would be 3.33 m/s² downwards

Hope this helps!
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The moment of inertia of the system decreases and the angular speed increases.

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Answer:

66.98 db

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