15-10-2019
Physics

contestada

If a block has a mass of 5.4kg, what is needed to accelerate the mass at a rate of 2.9m/s?

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MathPhys MathPhys

15-10-2019

Answer:

16 N

Explanation:

Apply Newton's second law:

∑F = ma

F = (5.4 kg) (2.9 m/s²)

F = 15.66 N

Rounded to two significant figures, the force required is 16 N.

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