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Physics, 21.06.2019 23:20
In the sport of parasailing, a person is attached to a rope being pulled by a boat while hanging from a parachute-like sail. a rider is towed at a constant speed by a rope that is at an angle of 15 β from horizontal. the tension in the rope is 1900 n. the force of the sail on the rider is 30β from horizontal. what is the weight of the rider? express your answer with the appropriate units.
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Physics, 22.06.2019 05:00
Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s
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Physics, 22.06.2019 14:30
What was the first instrument to ever record an earthquake?
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Physics, 22.06.2019 19:30
Juliette sets the initial velocity to +10 m/s, the acceleration to zero, and clicks βstart.β how can shakina describe the subsequent motion of the car juliette controls?
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A motor is used to pump water from a depth of 5m to fill a volume of 10cubic meter in 5 min . If 50...
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