Problem 1: Near the top of the Citigroup Center building in New York City, there is an object with mass of 3.6 x 10° kg on springs that have adjustable force constants. Its function is to dampen wind-driven oscillations of the building by oscillating at the same frequency as the building is being driven-the driving force is transferred to the object, which oscillates instead of the entire building. Part (a) What effective force constant, in N/m, should the springs have to make them oscillate with a period of 1.6 s? k = sin) cos() tan() 7 9 HOME cotan() asin() acos() E 5 4 atan() acotan() sinh) 1|2 3. cosh() tanh() ODegrees O Radians cotanh) END vol BACKSPACE CLEAR Submit Hint Feedback I give up! Part (b) What energy, in joules, is stored in the springs for a 2.6 m displacement from equilibrium?

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Problem 1: Near the top of the Citigroup Center building in New York City, there is an object with mass of 3.6 x 10° kg on springs that have
adjustable force constants. Its function is to dampen wind-driven oscillations of the building by oscillating at the same frequency as the building is being
driven-the driving force is transferred to the object, which oscillates instead of the entire building.
Part (a) What effective force constant, in N/m, should the springs have to make them oscillate with a period of 1.6 s?
sin()
cos()
tan()
8
HOME
cotan()
asin()
acos()
E
4
5
6
atan()
acotan()
sinh()
1
2
3
cosh()
tanh()
cotanh()
+
END
ODegrees O Radians
vol BACKSPACE
CLEAR
Submit
Hint
Feedback
I give up!
Part (b) What energy, in joules, is stored in the springs for a 2.6 m displacement from equilibrium?
Transcribed Image Text:Problem 1: Near the top of the Citigroup Center building in New York City, there is an object with mass of 3.6 x 10° kg on springs that have adjustable force constants. Its function is to dampen wind-driven oscillations of the building by oscillating at the same frequency as the building is being driven-the driving force is transferred to the object, which oscillates instead of the entire building. Part (a) What effective force constant, in N/m, should the springs have to make them oscillate with a period of 1.6 s? sin() cos() tan() 8 HOME cotan() asin() acos() E 4 5 6 atan() acotan() sinh() 1 2 3 cosh() tanh() cotanh() + END ODegrees O Radians vol BACKSPACE CLEAR Submit Hint Feedback I give up! Part (b) What energy, in joules, is stored in the springs for a 2.6 m displacement from equilibrium?
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