find velocity and time
Asked by | 1st Oct, 2013, 09:53: PM
Expert Answer:
v2=u2+2as
Here, u=10, g=-9.8, s=-495
v2=102+2(9.8)(495)
v=99ms-1
-495= 10t - 1 (9.8)t2
2
= 10t-4.9t2
4.9t2-10t-495 = 0
/ 9.8
= 11.12 sec
v2=u2+2as
Here, u=10, g=-9.8, s=-495
v2=102+2(9.8)(495)
v=99ms-1
-495= 10t - 1 (9.8)t2
2
= 10t-4.9t2
4.9t2-10t-495 = 0
/ 9.8
= 11.12 sec
Answered by Faiza Lambe | 1st Oct, 2013, 10:08: PM
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