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A satellite is in orbit about Earth. Its orbital radius is 8.73 × 107 meter. The mass of the satellite is 1103 kilogram and the mass of Earth is 5.979 × 1024 kg. Compute the orbital speed of the satellite in mi/s. 1 mi/s = 1609 m/s.
mi/s
If the speed of the aircraft is 684 km/h and the radius of the circle is2.0 {\rm km}, calculate the normal force exerted on seat with the pilot at the bottom of the loop. Express your answer in terms of the pilot's weight W.
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A step-down transformer is used for recharging the batteries of portable devices. The turns ratio N2/N1 for a particular transformer used in a CD player is 4:57. find the power delivered to the CD player
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