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A satellite moves in a circular orbit around the Earth at a speed of 4420 m/s.
a) Determine the satellite's altitude above the surface of the Earth. (The mass of the Earth is: 5.98×1024 kg, and the radius of the Earth is: 6.38×106 m.)
b) Determine the period of the satellite's orbit.
Three deer, A, B, and C, are grazing in a field. Deer B located 64.00 m from dear A at an angle of 50° north of west. Deer C is located 76° north of east relative to dear A. The distance between deer B and C is 93m. What is the distance between de..
A 2.8 kg rectangular air mattress is 2 m long, 0.5 m wide, and 0.1 m thick. What mass can it support in water before sinking.
Two identical positive charges exert a repulsive force of 6.2 multiplied by 10-9 N when separated by a distance of 3.4 multiplied by 10-10 m. Calculate the charge of each.
A 3.60 long, 420 steel beams extends horizontally from the point where it has been bolted to the framework of the new building under construction. A 72.0 construction worker stands at the far end of the beam. What is the magnitude of torque about the..
What is the net entropy change
A laser beam is directed at the top mirror from the left edge of the bottom mirror. Elucidate what is the smallest angle of incidence with respect to the top mirror, such that the laser beam
A rotating door is made from four rectangular sections, as indicated in the drawing. The mass of each section is 80 kg. A person pushes on the outer edge of one section with a force of F = 75 N that is directed perpendicular to the section. Find out ..
In a football game, a receiver is standing still, having just caught a pass. Before he can move, a tackler, find the mass of the receiver
Two speakers, one directly behind the other, are each generating a 374-Hz sound wave. What is the smallest parting distance between the speakers that will generate destructive interference at a listener standing in front of them? Take the speed of so..
Car has the mass M = 1100kg at 60.0 km/hour. What is the radius of the turn if theta = 20.0 degrees
A train car with mass m1 = 556 kg is moving to the right with a speed of v1 = 8.6 m/s and collides with a second train car, What is the initial momentum of the first train car
Imagine that the coefficient of kinetic friction between a certain 15kg box and the floor is 0.35. How hard would you have to push on it to move it at the constant speed of 2.6m/s across the floor.
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