94. (a) We note that height = R−REarthwhere REarth= 6.37 ×106m. With M= 5.98 ×1024kg,R0= 6.57 ×106m and R= 7.37 ×106m, we have 3201(3.7010 )2iiGmMGmMKUKUmKRR+=+¡×−=−,which yields K= 3.83 ×107J. (b) Again, we use energy conservation. 01(3.70
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.