Class Management Help HW 13 Begin Date: 11/6/2017 11:00:00 AM — Due Date: 11/20/2017 11:00:00 AM End Date: 11/20/2017 11:00:00 AM (10%) Problem 8: Near the top of the Citigroup Center building in New York City, there is an object with mass of 3.4 x 102 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 Randomized Variables m – 3.4 x 105 kg t= 2.6 s d=2.8 m × 50% Part (a) what effective force constant should the springs have to make them oscillate with a period of 2.6 s in Nm? Grade Summary k= 2.58 * 106, 5% 95% Potential Submissions Attempts remaining:4 50% per attempt) detailed view cos0 7 89 HOME sin0 cotan0asin0 acosO atan0 acotan0 sinh0 cosh0 tanh cotanh0 O Degrees O Radians 5% END BACKSPACE DEL CLEAR Submit Hint I give up! Hints: 1 % deduction per hint. Hints remaining: 2 Feedback: 1% deduction per feedback. 50% Part (b) What energy is stored in the springs for a 2.8 m displacement from equilibrium in J? All content© 2017 Expert TA LLC
ScholarMatic | 24/7 Homework Help
ScholarMatic Will Help You Write Your Essays and Term Papers
Answered » You can buy a ready-made answer or pick a professional tutor to order an original one.
Question: Class Management Help HW 13 Begin Date: 11/6/2017 11:00:00 AM — Due Date: 11/20/2017 11:00:00 AM…
HOME TO CERTIFIED WRITERS
Why Place An Order With Us?
- Certified Editors
- 24/7 Customer Support
- Profesional Research
- Easy to Use System Interface
- Student Friendly Pricing
Have a similar question?
ScholarMatic: Get Started
Assignment Writing Service
Feel safe and secure when placing an order on our portal!
Fruitful cooperation begins with solid guarantees, and we are professional enough to promise perfect results. Let’s get it started!