An Object of Mass 4 Kg Is Thrown Vertically Upwards

question 20

Multiple Choice

An object of mass 4 kg is thrown vertically upwards from ground level with an initial speed of 20 m/s. Ignore friction and use g = 10 m/s². What is the kinetic energy of the object as it reaches its maximum height?

• A) 800 J
• B) 400 J
• C) 200 J
• D) 0 J
• E) 80 J

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