gonzales07 gonzales07

10-05-2020
Physics

contestada

Find the mass of a truck moving at 30m/s with 425,000 joules of energy

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Chelboy Chelboy

10-05-2020

Answer:944.4kg

Explanation:

velocity(v)=30m/s

Kinetic energy(ke)=425000 joules

Mass=(2 x ke) ➗ (v x v)

Mass=(2 x 425000) ➗ (30 x 30)

Mass=850000 ➗ 900

Mass=944.4

Mass=944.4kg

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