A small rotating machine weighing 250 kg runs at a constant speed of 6000 rpm. The...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
A small rotating machine weighing 250 kg runs at a constant speed of 6000 rpm. The machine was installed in a building and it was discovered that the system was operating at resonance. What is the stiffness of the undamped absorber to reach zero transmissibility, note that the mass ratio u is chosen to be 0.25? Select one: O a. 24674 kN/m Ob. 27635 kN/m Oc. 21713 kN/m Od. 20733 kN/m A small rotating machine weighing 250 kg runs at a constant speed of 6000 rpm. The machine was installed in a building and it was discovered that the system was operating at resonance. What is the stiffness of the undamped absorber to reach zero transmissibility, note that the mass ratio u is chosen to be 0.25? Select one: O a. 24674 kN/m Ob. 27635 kN/m Oc. 21713 kN/m Od. 20733 kN/m
Expert Answer:
Answer rating: 100% (QA)
The detailed answer for the above question is provided below ... View the full answer
Related Book For
Posted Date:
Students also viewed these finance questions
-
A 900-kg car cruising at a constant speed of 60 km/s is to accelerate to 100 km/h in 6 s. The additional power needed to achieve this acceleration is (a) 41 kW (b) 222 kW (c) 1.7 kW (d) 26 kW (e) 37...
-
A paramedic drives an ambulance at a constant speed of on a straight street for ten city blocks. Because of heavy traffic, the driver slows to in 6.0 s and travels two more blocks. What was the...
-
A roller coaster car traveling at a constant speed of 20.0 m/s on a level track comes to a straight incline with a constant slope. While going up the incline, the car has a constant acceleration of...
-
A steam generator consists of a bank of stainless steel (k = 15 W/m K) tubes having the core configuration of figure and an inner diameter of 13.8 mm. The tubes are installed in a plenum whose...
-
ISS Inc. began operations on January 1, 2012. It engaged in the following economic events during 2012: 1. Issued 6,000 shares of no-par common stock for $10 per share. 2. Purchased on account 20,000...
-
Store the months of the year in a string variable, month, as in
-
You are appointed to participate on a time efficiency team. The team includes factory workers, Supervisor and a representative from the accounting department. Currently the factory workers record...
-
The capital investment committee of Cross Continent Trucking Inc. is considering two investment projects. The estimated income from operations and net cash flows from each investment are as follows:...
-
Dishwasher's Delights plows back 70.00% of its earnings to take on projects that earn the firm a rate of return of 14.00%. Dishwasher's stockholders require a return of 13.50% on their common stock....
-
It is now January 2018. The year 2017 finished well. The finalized year-end financial statements for 2017 are provided in the excel file associated with this assignment. Randolf and Tenisa at Comfy...
-
Bill weighs 120 pounds and is gaining ten month. Phil weighs 150 pounds and is gaining 4 pounds each month. How many months, m, will it take for Bill to weigh the same as Phil?
-
Cotton On Manufacturing Company had remaining credit balance of P10,000 in its factory overhead account at year end. It also had the year-end balances in the following accounts: Work in Process...
-
What can companies do to make sure their employees are aware of the consequences of financial securities fraud? Provide several examples.
-
Let R=(x, y, z) and r= ||R||. Find the work done in moving an object from a distance a to a distance b in the force field F = R/.
-
Draft a closing argument based on the facts below Tim has commenced an action for battery against Dylan, alleging injuries suffered from stab wounds inflicted by Dylan, and seeking damages. At the...
-
Casio Manufacturing Company operates on a modified wage plan. During one week's operation, the following direct labor costs were incurred: PC Units Completed Employee Rate/100 MT W TH F units Leah...
-
Problem 6 Find polynomial functions P: CC which correspond to the following bijections of the (complex) plane: (a) Translation to the right by c> 0. (b) Rotation clockwise by an angle > 0. Show that...
-
The outer loop controls the number of students. Note that the inner loop of this program is always executed exactly three times, once for each day of the long weekend. Modify the code so that the...
-
a. Use a MATLAB ode function to solve the following equation for 0 / 12. Plot the solution. = cost y(0) = 6 b. Use the closed-form solution to check the accuracy of the numerical method.
-
Use MATLAB to obtain the inverse transform of the following. If the denominator of the transform has complex roots, express x(t) in terms of a sine and a cosine. a. X(s) = 5/((s + 4)2(s + l)) b. X(s)...
-
Obtain the state model for the two-mass system whose equations of motion for specific values of the spring and damping constants are 101 + 81 - 52 + 40x1 - 25x2 = 0 52 - 25x1 + 25x2 -5x1+52 = f(t)
-
The Glendora Company has 200,000 shares of cumulative, five percent, \(\$ 100\) par value preferred stock outstanding. Last year the company failed to pay its regular dividend, but the board of...
-
Calculate the return on common stockholders' equity for Evans \& Sons for 2018 and 2019. Did the return improve from 2018 to 2019? Evans \& Sons, Inc., disclosed the following information in a recent...
-
Willis \& Company has 20 million shares of \(\$ 1\) par value common stock outstanding. The company believes that its current market price of \(\$ 100\) per share is too high and decides to execute a...
Study smarter with the SolutionInn App