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Jcota2

Questions (7)

Wildlife biologists fire 20kg rubber bullets to stop a rhinoceros charging at 0.83m/s. The bullets strike the rhino and drop
1. 0 answers
2. 541 views
In a railroad switchyard, a 48ton freight car is sent at 6.8mi/hr toward a 28ton car that is moving in the same direction at
1. 1 answer
2. 381 views
A 66kg skater, at rest on frictionless ice, tosses a 6.0kg snowball with velocity by v=53.0i+14.0j m/s, where the x- and y- axes
1. 0 answers
2. 712 views
You have a summer job at your university’s zoology department, where you’ll be working with an animal behavior expert.
1. 1 answer
2. 900 views
A biophysicist grabs the ends of a DNA strand with optical tweezers and stretches it 28um . How much energy is stored in the
1. 1 answer
2. 1,565 views
A physicist grabs the ends of a DNA strand with optical tweezers and stretches it 28 . How much energy is stored in the
1. 1 answer
2. 474 views
A physicist grabs the ends of a DNA strand with optical tweezers and stretches it 28 . How much energy is stored in the
1. 0 answers
2. 416 views

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