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Home Q & A Board Science-Related Homework Help Physics
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ppk ppk
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12 years ago
A solid wood door, 90.0 cm wide by 2.00 m tall has a mass of 35.0 kg. It is ajar and at rest. A ball with a mass of 500 g is thrown perpendicular to the door with a speed of 20.0 m/s and hits the door 60.0 cm from the hinged side. The ball rebounds with a speed of 16.0 m/s along the same line. What is the angular speed of the door after the collision?
A) 0.127 rad/s
B) 0.925 rad/s
C) 1.14 rad/s
D) 2.28 rad/s
E) 4.57 rad/s
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bio_manbio_man
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#2
A year ago
How much energy is lost in the process?
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#3
A year ago
Quote from: priyan (A year ago)
How much energy is lost in the process?
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