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a company wishes to put two - 500 kg satellites in earth orbit. one satellite will be at an orbit altitude of 1000 km, and the second will be geosynchronous orbit, 35790 km above the earths surface. how much more energy is required for the geosynchronous orbit than for the 1000 km altitude orbit?
A research submarine has a 20-cm-diameter window that is 8.0cm thick. What is the submarine's maximum safe depth in salt water
A thin spherical shell has a radius of 2.8 m and a mass of 270 kg, and its center is located at the origin of a coordinate system. Another spherical shell with a radius of 1 m and mass 100 kg is inside the larger shell with its center at 0.6 m on the..
A 20 kg piece of steel pipe that is 20 cm in diameter, 80 cm long, What is its angular velocity and its total kintetic energy
Two equally charged, 1.00 {rm g} spheres are placed with 2.00 {rm cm} between their centers. When released, each begins to accelerate at 225 {rm m/s^2}. What is the magnitude of the charge on each sphere.
A near-sighted person might correct his vision by wearing diverging lenses with focal length f = -45cm, Use ray tracing to determine the location of the image
A transmission line 200 km long has a resistance of 10 ? and carries a current of 1200 A. What is the potential difference between two pilons separated by 200 m
The space shuttle typically orbits 400 km above the earth's surface. The earth has a mass of 5.98 × 1024 kg, Use your knowledge of gravitation to determine the orbital speed of the shuttle's cargo
An object has a kinetic energy of 237 J and a momentum of magnitude 29.3 kg·m/s. Find the speed and the mass of the object
A cylinder with a piston is filled with ideal gas. The gas temperature is held at 500K. find the thermal conductivity of the metal in the rod
he lower block in the figure is pulled on by a rope with a tension force of 20 N. The coefficient of kinetic friction between the lower block & the surface is 0.30. The coefficient of kinetic friction between the lower block & the upper block is a..
If the ball is free from rest at a height of 0.67 above the bottom of the track on the no-slip side, what is its angular speed when it is on the frictionless side of the track? Suppose the ball is a solid sphere of radius 2.2 and mass 0.14.
The inlet pipe has a diameter of 1.95 cm and is 2.07 m above the bottom of the tank. The outlet pipe has a diameter of 4.81 cm and is 4.39 m above the bottom of the tank.
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