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23-10-2020
Chemistry

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What is the Kinetic Energy of a ball moving with a velocity of 2.75m/s and a mass of 2kg? Use the formula KE = 1/2 mv squared

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Answer045 Answer045

23-10-2020

Answer:

Step by Step solutions for finding kinetic energy

Given:

M= 2kg

V= 2.75m/s

Unknown:

KE or kinetic energy of the ball moving

Formula:

KE= 1/2 m v²

Solution:

KE= 1/2(2kg)(2.75 m/s)²

KE= (4kg)(7.56 m²/s²)

Final Answer:

KE= 30.25 kg.m²/s² simplify as 30.25 J

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