What is his speed at the bottom of the swings

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1. An object with a mass of 2 kg is moving along a horizontal surface with velocity components vx=4 m/s and vy=-3.5 m/s. What is the object's speed? What is its kinetic energy? The solution should include equations.

2. What is meant by the statement "Energy is conserved"?

3. Tarzan swings on a 30.0?m?long vine initially inclined at an angle of 370 with the vertical. What is his speed at the bottom of the swings if he starts from rest?

Reference no: EM13327686

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