The symbol for Delta T, which is ΔT, comes from the Greek letter delta, which represents change. It's been used in science and math for centuries, and it's still a fundamental part of many equations and formulas today. But, have you ever wondered why the Greeks chose this particular letter to represent change?
One reason might be that the Greeks were all about philosophy and curiosity, and they wanted a symbol that would represent the idea of something changing or shifting. It's kind of like how we use the @@ symbol to represent a change in direction or a new idea - it's a visual cue that helps us understand what's going on. And, just like how Instagram uses its logo to represent a change in perspective, the Greeks used Δ to represent a change in quantity or amount.
Calculating size of Heat Exchangers - Delta T log mean - W5Q1 - YouTube
