Answers

2015-03-22T19:04:01+05:30
D= 44 m 2 (time) = 3.12 Hence, Time= 3.12÷2 = 1.54 Speed = D ÷ T = 44÷ 1.54 = 28 m/s
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2015-03-22T22:04:16+05:30
Given dept of d stone frm well=44m sound is heared (time)aftr=3.12sec to find- speed of sound in air=? Solution - Speed= d/t = 44/3.12 =14. 1025... m/s
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