78.
(a) Hooke’s law readily yields (0.300 kg)(9.8 m/s
2
)/(0.0200 m) = 147 N/m.
(b) With m = 2.00 kg, the period is
T = 2π
m
k
= 0.733 s .
78.
(a) Hooke’s law readily yields (0.300 kg)(9.8 m/s
2
)/(0.0200 m) = 147 N/m.
(b) With m = 2.00 kg, the period is
T = 2π
m
k
= 0.733 s .