An Object Slides Without Friction Down an Incline and Loses $\circ$

An object slides without friction down an incline and loses height h = 131 m.The incline makes an angle of 35.0 ^$\circ$ with respect to the horizontal.If the object started with a speed of 45.0 m/s,what will be its final speed in m/s?

A) 57.2
B) 45.0
C) 21.1
D) 67.8
E) 90.0

Correct Answer:

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