Answer:
Mass will be 4.437 kg
Explanation:
We have given force constant k = 7 N/m
Time period of oscillation T = 5 sec
So angular frequency \omega =\frac{2\pi }{T}=\frac{2\times 3.14}{5}=1.256rad/secω=
T
2π
=
5
2×3.14
=1.256rad/sec
We know that angular frequency is given by
\omega =\sqrt{\frac{k}{m}}ω=
m
k
1.256 =\sqrt{\frac{7}{m}}1.256=
7
Squaring both side
1.577 =\frac{7}{m}1.577=
m = 4.437 kg
[haha! bakit parang mali ako? basta yan aken]
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Answers & Comments
Answer:
Mass will be 4.437 kg
Explanation:
We have given force constant k = 7 N/m
Time period of oscillation T = 5 sec
So angular frequency \omega =\frac{2\pi }{T}=\frac{2\times 3.14}{5}=1.256rad/secω=
T
2π
=
5
2×3.14
=1.256rad/sec
We know that angular frequency is given by
\omega =\sqrt{\frac{k}{m}}ω=
m
k
1.256 =\sqrt{\frac{7}{m}}1.256=
m
7
Squaring both side
1.577 =\frac{7}{m}1.577=
m
7
m = 4.437 kg
[haha! bakit parang mali ako? basta yan aken]