The Design Engineer in Question #3 Needs to Improve the Overall

question 49

Short Answer

The design engineer in question #3 needs to improve the overall system reliability by adding another part in parallel to the unit calculated in question #3. The objective is to achieve an overall system reliability of 99.95%. What reliability must the parallel part have to meet this objective?

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Definitions:

Metamorphic Rock

Rock that was once one form of rock but has changed to another under the influence of heat, pressure, or some other agent without passing through a liquid phase.

Heat And Pressure

The combination of high temperature and force applied to a material, often leading to physical or chemical changes.

Igneous Rock

Rock formed through the cooling and solidification of magma or lava, foundational to the Earth's crust.

Subsurface Mining

A method of extracting minerals and ores from beneath the earth's surface, involving tunnels or shafts, as opposed to open-pit or surface mining.