A stone is thrown with an initial speed of 4.9 m/s from a bridge in vertically upward direction. It falls down in water after 2 sec. The height of the bridge is

Question:

Options :

(a) 4.9 m
(b)9.8 m
(c) 19.8 m
(d) 24.7 m

Answer :

(b)9.8 m

Answer Steps :

Step 1:

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