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A satellite has a mass of 5939 kg and is in a circular orbit 4.94 × 105 m above the surface of a planet. The period of the orbit is 2.3 hours. The radius of the planet is 4.78 × 106 m. What would be the true weight of the satellite if it were at rest on the planet's surface?
A running back with a mass of 82 kg and a velocity of 9 m/s (toward the right) collides with, What is the velocity of the tackle before the collision
A train is traveling at 100 m/s. The engineer applies the brakes because he sees the Batmobile stuck on the tracks ahead. How long does it take the train to reach the Batmobile
Two parallel plates having charges of equal magnitude but opposite sign are separated by 24.0 cm. Determine the force on the proton
A uniform wooden plank of mass 15kg and total length 10m rests on two supports. Find the forces of the two supports on the plank
A parallel-plate capacitor has a plate area of 1cm^1 and a plate separation of 2.5 mm. To obtain an electric field of 1.0*10^6N/m between the plates, the magnitude of the charge on each plate should be.
A car moves with an initial velocity of 5m/s and is subjected to a deceleration of 3m/s2 for 2 seconds. Calculate the distance the car traveled
Billy Dee notes that her favorite record rotates at 34 rev/min. At what speed does the point on the record touching the stylus (needle) move when the stylus (needle) is 5.9 cm from the center?
A research Van de Graaff generator has a 3.80 m diameter metal sphere with a charge of 1.06 mC on it. What is the electric potential on the surface of the sphere
A block is dropped onto a spring with a spring constant, k, of 27 n/m. the block has a speed of 2.2 m/s just before it strikes the spring. what is the increase in potential energy of the spring
The graph shows the component of a force acting on an object, in newtons, versus the position of the object, in meters. Find the work done by the force
Explain how do the five forces of competition in an industry affect its profit potential?
A uniform-density 8 kg disk of radius 0.20 m is mounted on a nearly frictionless axle. Initially it is not spinning. A string is wrapped tightly around the disk, and you pull on the string with the constant force of 45 N through a distance of 0.7 ..
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