Physics > 2003 > 19
JAMB UTME
Given that Young's modulus for aluminium is 7.0 x 1010Nm-2and density is 2.7 x 103kgm-3, find the speed of the sound produced if a solid bar is struck at one end with a hammer.
A.
5.1 x 103ms-1
B.
4.2 x 103ms-1
C.
3.6 x 103ms-1
D.
2.8 x 103ms-1
Answer: A
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