Originally Posted by
ExperimentalAB
Exactly - more (and larger) wheels to distribute the weight.
For the older mainline aircraft powered by turbojet/low-bypass turbofan engines, then yes, that would be a consideration for the RJ...but the vast majority of today's aircraft with 5:1 bypass are phenomenal in comparison. Nearly 80% of a high-bypass's takeoff thrust is from the N1 Fan...
I understand just stating. They still need the length. There's a lot of black smoke still trailing around in the sky.