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find the speedoftwoobjectssuchthatwhenthey moveuniformlytowardseachother,theyget4.0metersclosereachsecondandwhentheymoveuniformlyin thesamedireactionswithorigiinalspeedstheyget4.0metersclosereach10sec . |
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Answer» Solution :Let their speeds be `v_(1)` and `v_(2)` and le t`v_(1) GT v_(2)` In First CASE: In second case: RELATIVE velocity, `v_(1) -v_(2) =4/10 = 0.4`…….(2) Solving eqns. (1) and (2), we get `v_(1) =2.2 ms^(-1), v_(2) =1.8 ms^(-1)` |
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