Originally Posted by
venturi95
You physics wonks crack me up, but I respect you nontheless. At 5 m.p.h. we can ignore wind resistance. A bike with only 2 wheels will always be more efficient than the same bike with a third wheel in contact with the ground.
Question is answered, clearly and concisely.
You're welcome.
Sorry, but no. Simply add in head winds, tail winds, incline, pavement types, etc... Such answers are never simple and frequently counter intuitive.