Mechanical Powers

2005-10-22

Mechanical Powers are the six elementary parts of machines. There are Three Primary Powers and Three Secondary Powers.

PRIMARY MECHANICAL POWERS:

  • Lever
  • Inclined Plane
  • Pulley

SECONDARY MECHANICAL POWERS:

  • Wheel and Axle
  • Wedge
  • Screw
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Compound Interest

2005-10-10

In design work, there is a business side of things that depends on loans and investments.  There is also a business side of things where people invest different amounts for different periods of time in helping you — and you might have to figure out their share of things in the future.

There is also the idea of inflation and cost of living — as you have to design to a cost, a budget, you have to sometimes predict the future costs involved.

This is a small introduction to the basics of compound interest, included here in the hope that it may help. Read the rest of this entry »


Flow Rate Calculations

2005-10-10

This is  a technical article on calculations pertaining to volume and mass flow rates of fluids. Read the rest of this entry »