4 ms·
Jets fly in the atmosphere, and they use air to burn fuel. Rockets fly outside the atmosphere, so they have to carry oxidizer with them. Rocket planes have exis
by cylinder714 3y ago
Jets fly in the atmosphere, and they use air to burn fuel. Rockets fly outside the atmosphere, so they have to carry oxidizer with them. Rocket planes have existed, but because the have to carry both elements to function, they're limited in how much payload they can carry and how far they can go.
- starbase 3y agoIn addition, jets (specifically turbofans) use air as reaction mass. This multiplies their efficiency severalfold.
- keepamovin 3y agoBecause they're pushing stuff out that they don't have to carry? So it's like the get the thrust without the extra weight of the air?