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- A centripetal force of 175 N acts on a 1,450-kg satellite moving with a speed of 5,100 m/s in a circular orbit around a planet. What is the radius of its orbit? I got 2.155*10^9 however 2,155,00,000 is the wrong answerA child on a merry-go-round is moving with speed 4 m/s ina circle with radius 3m. the child's mass is 39 kg , what is the centripetal force? Calculate the answer to one decimalThe value of acceleration due to gravity (g) at a distance of 2R from the surface of earth, where R is the radius of earth is ______. A) g/3 B) g/4 C) g/9 D) g/2
- 3. Find the force of attraction between the Earth and the moon using the following data: • Mass of the moon = 7.35 x 1022 kg| • Mass of the earth = 5.98 x 1024 kg • Ave. distance between their centers = 3.84 x108 mAn object moving at 36 m/s makes a circle with 1.2m radius.What is the object’s acceleration? Round the answer to one decimalAn object moving at 34 m/s makes a circle with 1.3m radius? What is the object's acceleration? Round the answer to one decimal
- A car rounds a circle 11 rounds in 98.0 seconds. What is the period?7. A fighter pilot is flying his plane at 24 m/s in a circular path (radius= 290m). The centripetal force to maintain the plane's circular motion is 19,600 N. What is the plane's mass?What is the centripetal force exerted on a 3.21 kg mass that is orbiting at a speed of 4.57 m/s around a circle, radius 0.68 m? 1) 21.6 N 2) 316 N 3) 98.6 N 4) 9.98 N 5) 30.7 N
- 19 - In how many seconds does an object moving with a centripetal acceleration of 16 m/s² on a circular orbit with a radius of 4 m take one revolution? (pi=3) A) 1 B) 3 C) 2 D) 4 E) 512. The inclination of the orbit must be zero for the Orbits: a) LEO b) GEO c) MEO d) HEO26- In how many seconds does an object moving with a centripetal acceleration of 16 m/s on a circular orbit with a radius of 4 m take one revolution? (n=3) A) 1 B) 2 C) 5 D) 3 E) 4