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Mechnical Vibration Analysis
I have a mass-spring-damper system that is tested to determine the value of the viscous damping cefficient c. Assume k=10lb/ft and m=2 slug. The vibrational amplitude is observed to decrease to 33% of its initial value after two consecutive cycles.
How do I deduce the value of the logarithmic decrement?
How do I deduce the value of the viscous damping factor?
How do I deduce the value of the viscous damping coefficient c?
A train accelerates uniformly along a straight track and passes three trackside markers. The distance between the first two markers is equal to 0.25 km and between the second and third the distance is 0.4km
What is the acceleration of the aircraft (in m/s2)? How long does it take the aircraft to reach its take-off speed?
Estimate the Schmid Factor, which is used to convert the CRSS into a critical tensile 'yield' stress. Use the measured angle between the slip trace and the sample long axis
Irrigation system
How do I find the factor of safety using the distortion energy failure theory?
Create a window apllication in java
Complex loading (bending and compression), A steel chimney is 28m high, 1.4m external diameter, and 20mm thick. It is rigidly fixed at the base and is acted upon by a horizontal wind pressure of intensity 1.
You are to supply a design for an engine room crane which will provide maintenance support for the main engine. Your design should include the rails the crane will sit on.
Hydrostatic relation, An empirical formula relating pressure and density for seawater w/ temperature held constant is
draw a free body diagram for each of the two situations. use the "radial" Newton's law to find the tension in the string at each of these situations.
Determine heat flow, Heat flow through a uniform wall will: a) increase as the thermal resistance increases b) increase as the thickness of the wall increases
The maximum flow past a circular cylinder is 2 X the Up stream velocity. The max velocity occurs at the center line of the top of the cylinder.
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