Turbofans are plenty loud too, you still need hearing protection for them. But commercial aircraft go heavy on sound deadening for passenger comfort, so even turboprop civilian aircraft aren't too bad.
Military ones though? Yeah you'll get hearing damage if you don't use something.
Reascr t1_irpbxeq wrote
Reply to comment by OlDirtyTriple in TIL that passenger jet engines produce most of their thrust from fan at the front, not from the jet exhaust, and that this is called a high-bypass engine. by Rilot
Turbofans are plenty loud too, you still need hearing protection for them. But commercial aircraft go heavy on sound deadening for passenger comfort, so even turboprop civilian aircraft aren't too bad.
Military ones though? Yeah you'll get hearing damage if you don't use something.