A 500-Kg Block Is Being Pulled Up a 16 $\mathrm { s }^2$

question 50

Multiple Choice

A 50.0-kg block is being pulled up a 16.0° slope by a force of 250 N that is parallel to the slope.The coefficient of kinetic friction between the block and the slope is 0.200.What is the acceleration of the block?

• A)0.528 m/ \(\mathrm { s }^2\)
• B)0.158 m/ \(\mathrm { s }^2\)
• C)0.412 m/ \(\mathrm { s }^2\)
• D)0.983 m/ \(\mathrm { s }^2\)
• E)0.260 m/ \(\mathrm { s }^2\)

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Definitions:

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A conditioning method where the continuous association of two stimuli results in a reaction, which initially is caused by the second stimulus, to be later initiated by the first stimulus by itself.