A string of length 1.5 m with its two ends clamped is vibrating in fundamental mode
PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
A string of length 1.5 m with its two ends clamped is vibrating in fundamental mode. Amplitude at the centre of the string is 4 mm. Distance between the two points having amplitude 2 mm is
(1) 1 m
(2) 75 cm
(3) 60 cm
(4) 50 cm