A Large Wedge with a Mass of 10 Kg Rests

question 78

Multiple Choice

A large wedge with a mass of 10 kg rests on a horizontal frictionless surface, as shown. A block with a mass of 5.0 kg starts from rest and slides down the inclined surface of the wedge, which is rough. At one instant the vertical component of the block's velocity is of 3.0 m/s and the horizontal component is 6.0 m/s. At that instant the velocity of the wedge is:

• A) 3.0 m/s left
• B) 3.0 m/s, right
• C) 6.0 m/s, right
• D) 6.0 m/s, left
• E) 17 m/s, right

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Definitions:

Jonah Complex

the fear of realizing one's full potential or succeeding to levels imagined to be impossible, often leading to self-sabotage.

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The ability of individuals to make choices and decisions independently of any external coercion or determinism, a concept central to many philosophical and psychological debates.

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