Question

77.
A pebble is thrown vertically upwards from a
bridge with an initial velocity of 4.9 m/s. It
strikes the water after 2 s. The height of the
bridge is:
(1) 19.6m
(2) 14.7m
(3) 9.8m
(4) 4.9m​

Answer 1

Answer:

9.8 is the height of the bridge

Explanation:

4.9×2=9.8

tq gn friend's