Chapter 5
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a. 1.42 m/s2 b. 35.5 N
4.69 g’s (remember, 1 “g” = 9.8 m/s2) 3.6 m/s2 a. 3.73 N b. 9.61 N 25 m/s 8.5 m/s 3.38 x 104 rpm 1.47 x 103 N 1.62 m/s2 3.9 kg and 0.1 kg 3.2 x 10-8 N at 45 degrees 6.4 x 10^23 kg About 84 minutes (Consider a near Earth orbit to be essentially the same as the radius of Earth. If that makes you uncomfortable then call it 160 km (100 miles) above the surface of Earth.) about 85 minutes 160 years |