a pendulum completes 2 oscillation in 5 sec . if g =9.8 m/sec square . find its length ?
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the length of pendulum is 247.5
we know
s=ut+1/at^2
s=0×5+1/9.8×5×5
(because u=0)
after solvation. . we get s=247.5 m
we know
s=ut+1/at^2
s=0×5+1/9.8×5×5
(because u=0)
after solvation. . we get s=247.5 m
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