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the Penguin Lectures on Mechanical Engineering @UC7nmqPE7O_IX0n01wJU8AZA@youtube.com

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08:58
What is the material derivative? 【Basic of fluid mechanics】
03:40
Why (-1) × (-1) = 1 ? 【Are Imaginary Numbers Real?】
12:40
How much do you know about O-rings?
10:56
What are a NPN sensor and a PNP sensor like?
09:53
Why is this possible? Trigonometric functions ⇔ Complex numbers 【AC circuit】
11:50
How long should a bolt go into an internal thread?
06:21
Strain -Get a deeper understanding of it- 【Strength of materials】
09:47
Introduction for the theory of star connection and delta connection in motors
11:55
What’s the difference between star connection and delta in motors?
10:24
What's going on inside a Control box? - Second half - What is a relay?
13:35
What's going on inside a Control box? - First half - What is a motor starter and a transformer?
10:16
Big picture of Total Differential and Chain Rule
04:44
What is differential? -- as a concept --
06:24
【Reveal the true identity of Reactive Power 2nd】 - Analyze reactive power by using math -
12:28
【Reveal the true identity of Reactive Power】 What is AC Electric Power?
00:59
Derive Trigonometric Addition Formulas in 1 min
00:53
Derive the 2D Rotation Matrix in 1 min
13:30
Quenching – why can quenching process make steel harder? –
00:31
Derive Pythagorean Theorem in 30 seconds
05:22
Conservation Law of Energy is the same as Newton’s Second Law
11:04
Bernoulli’s Equation and Conservation of Energy “What’s the relation between them”
08:39
What is von Mises Stress? - You can understand it easily -
11:59
What is a tensor? Why is a tensor necessary?
12:24
The Theory behind von Mises Stress - What is von Mises Stress? -
11:47
What’s the difference between PdV and VdP -- Thermodynamics –
05:33
What’s the difference between a TENSOR and a MATRIX?