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A machine of mass 200 kg is driven harmonically by a 100-N force at 10 rad/s.
The stiffness of the machine is 20,000 N/m.
Design a broadband vibration absorber [i.e., equation (5.37)] to limit the machine's motion as much as possible over the frequency range 8 to 12 rad/s.
Note that other physical constraints limit the added absorber mass to be, at most, 50 kg.
The result is a set of four scalar equations. When the translational equations are expanded, and appended to the first four equations, a system of seven trigonometric equations in the six unknown angles is derived. Obtain that system of seven equa..
Calculation of percentage heat reduction, Water at 90 C flows through a 50mm bore steel pipe of wall thickness 8 mm. Ambient temperature is 18 C. Calculate the heat loss per metre length of pipe
air is used as the working fluid in a simple ideal brayton cycle that has a pressure ratio of 12 acompressor inlet
1- describe some of the important steps in the preparation of a written document. what role do written documents play
while water condensate and vapor-X are removed by means not shown in the sketch. At a pressure of 1 bar, fluid-X has a saturation temperature and a latent heat of vaporization of Tsat = 80°C and hfg = 700,000 J/kg, pressure p for the steam, assu..
An outside wall of a building is constructed of 1/2 inch gypsum sheeting, 8 inches of concrete block (hollow, 3 oval core), and 4 inches of common brick. The inside of the building is maintained at 75F dry-bulb temperature and 65F wet-bulb temperatur..
The temperature measurements will be displayed as fixed-point numbers on an LCD. The temperature component is 0 to 1 Hz. Experimentally verify noise level, time-constant, and accuracy of your system.
Two kilograms of air within a piston-cylinder assembly execute a Carnot power cycle with maximum and minimum temperatures of 750 K and 300 K, respectively. The heat transfer to the air during the isothermal expansion is 60 kJ. At the end of the is..
A written report providing your recommendations is required, including an annotated list of food-cooling Dos and Don'ts for restaurants supplied by the company with fish.
Determine the magnitude of the horizontal and vertical components of the force of the water on the gate.
in designing the air-conditioning system for an airplane it is desired to determine the work required to compress air
Consider the coaxial conductor shown in Fig. 3. Assume the current I flows in opposite directions in the inner and outer conductor respectively. You can assume the current is uniformly distributed in the inner and outer conductors.
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