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What’s the velocity of a ball falling with 100 joules of kinetic energy and a mass of 2 kilograms? Use the formula, . A.3 m/s B.5 m/s C.7 m/s D.8 m/s E.10 m/s
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4 votes
What’s the velocity of a ball falling with 100 joules of kinetic energy and a mass of 2 kilograms? Use the formula, .

A.3 m/s
B.5 m/s
C.7 m/s
D.8 m/s
E.10 m/s

User Mike Nathas
by
8.0k points

2 Answers

7 votes
kinetic energy = 0.5*m*velocity square.
solving we get velocity =10 metre /sec
User ALevelOfIndirection
by
7.7k points
3 votes

Answer:

The velocity will be 10 m/s

Step-by-step explanation:

Look at the picture below

What’s the velocity of a ball falling with 100 joules of kinetic energy and a mass-example-1
User Jaap Moolenaar
by
8.2k points
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