Pokemon - Why Pikachu is SHOCKINGLY Terrible! (Pokemon Sword and Shield)

We've talked before about the science behind Fire Pokemon. Today I am turning my Theorist eye towards a different type - Electric! Throughout the series we see Pikachu zap Ash and many others with its attacks. It got me wondering - how powerful is Pikachu? Or any Electric type? Well, when you look at the science, the answer may SHOCK you!