The speed of a longitudinal wave in a metallic bar is 400 m/s. If the density and Young's modulus of the bar material ar…
Q1
The speed of a longitudinal wave in a metallic bar is 400 m/s. If the density and Young's modulus of the bar material are increased by 0.5% and 1%, respectively then the speed of the wave is changed approximately to ______ m/s.
[JEE Main 2025, 22 Jan (Shift 2)]
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