Examples for

Mechanical Engineering

Mechanical engineers apply engineering, physics and materials science principles to design, manufacture and maintain mechanical systems. The field of mechanical engineering requires an understanding of topics including statics, dynamics, thermodynamics, materials science, structural analysis and electricity. Wolfram|Alpha's knowledgebase enables you to explore the field of mechanical engineering, including refrigeration and more.
Mechanical Engineering

Do computations for common mechanical engineering problems.

Compute the maximum force of a spring:

spring maximum force

Do a cooling load computation:

residential cooling load

Compute the curvature of a heated bimetallic strip:

bimetallic strip iron copper 300 C

Calculate engineering strain:

cauchy strain with final length 2m
nominal strain e with final length 2m and original length 1.99m

Find the stress on a cylinder:

diameter 5mm and force 2N, what is the mechanical stress

Determine the Poisson ratio value for a deformation:

poisson effect with original length 2m and width 1m
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Refrigeration

Analyze refrigeration and refrigeration cycles with different refrigerants and thermodynamic parameters.

Analyze a refrigeration cycle:

refrigeration cycle

Specify a refrigerant and an evaporator temperature:

refrigeration cycle with R12 at -20F

Specify an expansion method:

turbine refrigeration cycle with R134a at 1.5MPa and -10C

Find saturation properties of refrigerants:

saturation properties of refrigerants
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