JEE Main 202227 Jul, Evening shiftPhysicsMediumOscillations and Waves185× since 2002
A wire of length 30 cm, stretched between rigid supports, has it's n^th and (n + 1)^th harmonics at 400 Hz and 450 Hz, respectively. If tension in the string is 2700 N, it's linear mass density is ____________ kg/m.