Physics, 12.03.2020 22:38 makennahudson94
For safety in climbing, a mountaineer uses a 50m long nylon rope that is 1cm in diameter. When supporting a 90kg climber, the rope elongates 1.6m. find the Young's modulus for the rope material
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The drag force, fd, imposed by the surrounding air on a vehicle moving with velocity v is given by fd = cdaρv 2/2 where cd is a constant called the drag coefficient, a is the projected frontal area of the vehicle, and ρ is the air density. an automobile is moving at v = 80 kilometers per hour with cd = 0.28, a = 2.3 m2, and ρ = 1.2 kg/m3.
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Which of the following is not an appropriate unit for acceleration? (kg/12 mihr? m/min/sec cm/30c?
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For safety in climbing, a mountaineer uses a 50m long nylon rope that is 1cm in diameter. When suppo...
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