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A 238.56 kg satellite is geosynchronous orbit around the Earth stays over the same spot and takes 24 hours to make one revolution. Given the following data, determine the satellite's height above the surface of the Earth. G = 6.67 x 10-11 Nm2/kg2, mass of Earth = 5.98 x 1024 kg, radius of Earth = 6.38 x 106 m.
A friend is standing on a giant skateboard that is initially at rest. If you avoid frictional effects with the floor, what is the momentum of the skateboard if your friend walks to the right on skateboard with a momentum of 150 kg.m/s? What is the..
A loudspeaker of mass 19.0 kg is suspended a distance of = 1.60 m below ceiling by two cables that make equal angles with the ceiling. Each cable has a length of = 3.30m . What is the tension in each of the cables.
Then, a thin conducting wire connects the spheres, redistributing the charge on each sphere. When the wire is removed the spheres still repel but with a force of F2 = 0.100 N. Using this information, find the initial charge on each sphere, q1 and ..
a TeflonTM-filled parallel-plate capacitor having a plate area of 200 cm2 and insulation thickness of 0.0400 mm, find the maximum voltage that can be applied to this capacitor
Consider a gas of hydrogen atoms...At what temperature will an equal number of atoms have electrons in the ground (n=1) state and in the second (n=3) excited state?
in a football game a receiver is standing still having just caught a pass. before he can move a tackler running at a
What is the launch speed of a projectile that rises vertically above the Earth to an altitude equal to 14 before coming to rest momentarily? answer in m/s.
A 1800 kg car is moving westward with a speed of 26 m/s, and a 2900 kg truck is traveling east with a speed of 14 m/s. Find the velocity of the center of mass of the system
A solid sphere has a temperature of 408 K. The sphere is melted down and recast into a cube that has the same emissivity, What is the cube's temperature
A child in a swing starts from rest, while pulled back at an angle of 30 degrees from vertical. Determine the velocity of the boy just before he hit the ground
In the figure (Figure 1) the upper ball is released from rest, collides with the stationary lower ball, and sticks to it. The strings are both 48.0 long. The upper ball has mass is 1.80 and it is initially 10.0 higher than the lower ball, which ha..
Commercial electric power in most of Europe is rated 240Vrms and 50Hz. (in the US the system is 120Vrms and 60 Hz.), Determine the rms-current drawn by thus bulb
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