A stone moving vertically upwards has its equation of motion \[s=490t-4.9{{t}^{2}}\]. The maximum height reached by the stone is

A stone moving vertically upwards has its equation of motion \[s=490

1.	A stone moving vertically upwards has its equation of motion \[s=490t-4.9{{t}^{2}}\]. The maximum height reached by the stone is
A.	12250
B.	1225
C.	36750
D.	None of these
Answer» B. 1225

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A stone moving vertically upwards has its equation of motion \[s=490t-4.9{{t}^{2}}\]. The maximum height reached by the stone is

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