Strength of Materials 3 min read
Optically Measuring Cosmic Distances
Last topic we learned that the bigger an optical rangefinder, the better its accuracy in measuring distant objects. here we’ll take that…
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Strength of Materials 2 min read
Optical Rangefinders, Why Bigger is Better
Last time we discussed the fact that ultra fine gradations must be applied to a rangefinder’s indicator gauge in order to make…
Strength of Materials 2 min read
Further Limitations of an Optical Rangefinder
As We discussed earlier that when optical rangefinders are used to measure the distance to objects extremely far away we…
Strength of Materials 2 min read
The Principle of Parallax
We’ve been looking at the indirect methods employed by scientists through the ages as they struggled to determine the distance…
Strength of Materials 2 min read
Newton’s Law of Gravitation and the Universal Gravitational Constant
Last time we discussed the term acceleration of gravity, a physical phenomenon posited by Sir Isaac Newton in his book Philosophia Naturalis…
Strength of Materials 3 min read
Equations Used to Manipulate Torque Relative to Horsepower
Already we learned that we can get more torque out of a motor by using one of two methods. In the…
Strength of Materials 2 min read
The Mathematical Link Between Gears in a Gear Train
Previously we analyzed the angular relationship between the Force and Distance vectors in this simple gear train. here we’ll discuss about commonality between the two…
Strength of Materials 2 min read
Pulleys as a Work Input-Outut Device
In our previous topic we saw how adding extra pulleys resulted in mechanical advantage being doubled, which translates to a 50% decreased…
Strength of Materials 2 min read
Dynamic Lifting is Easier With a Compound Pulley
Dynamic Lifting is Easier With a Compound PulleyIf you’ll recall from our last topic, Mr. Toga used a compound pulley to assist…
Strength of Materials 3 min read
Mechanical Advantage of a Compound Pulley
In this Topic series on pulleys we’ve gone from discussing the simple pulley to the improved simple pulley to an introduction to the complex…
Strength of Materials 2 min read
The Compound Pulley
Sometimes one of something just isn’t enough, like one potato chip, one glass of wine… And when it comes to…
Strength of Materials 2 min read
Using a Free Body Diagram to Understand Simple Pulleys
Sometimes the simplest alteration in design results in a huge improvement, a truth I’ve discovered more than a few times…
