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# A 1N weight has a kinetic energy of 1 J when the speed is?

Updated: 8/10/2023

Wiki User

14y ago

E = ½mV² → V = √(2E/m)

The mass of a 1 N weight (on earth) is 1/9.8 kg

Ergo,

V = √(2*1/(1/9.8)) = √19.6 = 4.43 m/s

Wiki User

14y ago

Anonymous

Lvl 1
3y ago

4.43 m per

sec

Anonymous

Lvl 1
3y ago

2

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Q: A 1N weight has a kinetic energy of 1 J when the speed is?
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