Consider the block shown above supported by feet at A and B that is at rest on a rough floor. A horizontal force P is applied to the right on the block. As the magnitude of P is increased slowly, two ...

Say we consider a simple experiment of balancing a wooden rod on two fingers. The finger on the left, (1), will remain stationary, whereas the finger on the right, (2), will be moved toward the left.

PITTSBURGH (August 11, 2020) … When using a ladder, whether you are a professional roofer or an everyday homeowner, safety should always be the first step. Losing one’s footing is a common accident ...

Back in the 1980s, Pacific Bearing Co. (PBC) invented and commercialized plain bearings, which were sized to be interchangeable with linear ball bearings. Plain bearings worked very well in certain ...

In this video, we’ll walk you through the process of calculating the coefficient of friction for a leaning ladder! 🪜🔧 Using basic physics principles, we’ll analyze the forces at play and show you ...

Ladder safety is always top of mind to those working in the occupational safety and health industry. With 29 CFR 1926.1053 (Ladders, construction) still appearing on the list of Top 10 Most Frequently ...