Determine the speed of sound through an aluminum rod and the wavelength of the sound waves produced by a 440 Hz vibration in the rod. Elastic modulus of aluminium is 70*10^5 N/m^2 Density is 2.7*10^3 Kg/m^3 Options- 1. 300 m/s, 6.2 m 2. 474 m/s , 7.4 m 3. 6340 m/s , 14 m 4. 5090 m/s , 11.6 m