Three Different-Mass Projectiles Are Launched from the Top of a Building

question 65

Multiple Choice

Three different-mass projectiles are launched from the top of a building each at different angles of elevation.Each particle has the same initial kinetic energy.Which particle has the greatest kinetic energy just as it impacts with the ground?

• A)The one launched at the highest angle of elevation.
• B)The one with the highest mass.
• C)The one with the lowest mass.
• D)They all will have the same kinetic energy on impact.

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