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A big olive (m = 0.11 kg) lies at the origin of an xy coordinate system, and a b

ID: 1313080 • Letter: A

Question

A big olive (m = 0.11 kg) lies at the origin of an xy coordinate system, and a big Brazil nut (M = 0.62 kg) lies at the point (1.2, 3.8) m. At t = 0, a force Frightarrow0 = (3.4i + 3.4 j)N begins to act on the olive, and a force F rightarrow N = (-2.7 i - 4.2 j)N begins to act on the nut. What is the (a)x and (b)y displacement of the center of mass of the olive-nut system at t= 2.8 s, aith respect to is position at t = 0? Number Units Number Units The figure shows a 0.3 kg baseball just before and just after it collides with a bat. Just before, the ball has velocity v rightarrow 1 of magnitude 11.0 m/s and angle theta 1 = 33.1 degree. Just after, it is traveling directly upward with velocity v rightarrow 2 of magnitude 9.30 m/s. The duration of the collision is 3.00 ms. What are the (a) magnitude and (b) dircetion (relative to the positive direction of the x axis) of the impulse on the ball from the bat?

Explanation / Answer

2.744 M

-3.136 M

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I AM WRITING THESE IN VECTOR FORM

IMPULSE = 2.76 i   + 4.59 j

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