A sonometer wire of length 114 cm is fixed at both the ends
PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
A sonometer wire of length 114 cm is fixed at both the ends. Where should the two bridges be placed so as to divide the wire into three segments whose fundamental frequencies are in the ratio 1 : 3 : 4 ?
(1) At 36 cm and 84 cm from one end
(2) At 24 cm and 72 cm from one end
(3) At 48 cm and 96 cm from one end
(4) At 72 cm and 96 cm from one end