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CBSE Class 11-science Answered

numerical question
Asked by khushal305 | 13 Jul, 2010, 04:24: PM
answered-by-expert Expert Answer
Dear student,
If a particle is projected upwards, with a velocity u, then the maximum height the stone can reach is given by the followin gequation,
h = u2   /2g
 So, h= 625/2 * 9.8 = 31.9 m
 
Speed = distance/ time
so, 25 = 31.9 /t, t= 1.3 s
 
Team
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Answered by | 16 Jul, 2010, 11:03: AM

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