Your engineering firm is asked to specify the maximum load for the elevators in a new building. each elevator has mass 500 kg when empty and maximum acceleration 2.25 m/s^2. the elevator cables can withstand a maximum tension of 19.6 kn before breaking. for safety, you need to ensure that the tension never exceeds two-thirds of that value. what do you specify for the maximum load? how many 75.0-\rm kg people is that?
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Physics, 22.06.2019 07:00
Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?
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Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?
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Physics, 23.06.2019 00:20
Abeam of electrons moves at right angles to a magnetic field of 4.5 × 10-2 tesla. if the electrons have a velocity of 6.5 × 106 meters/second, what is the force acting on the electrons? the value of q = -1.6 × 10-19 coulombs.
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Your engineering firm is asked to specify the maximum load for the elevators in a new building. each...
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