Question

23. Young's modulus of the material of a wire is
18x10 11 dyne cm2. Its value in SI is
(a) 18 x 1015 Nm-2
(b) 18 x 1070 Nm-2
(c) 18x 10° Nm-2
(d) 18 x 1012 Nm 2​

Answer 1

Explanation:

1. 1 dyne =10 ki power -5 newton
2. 1cm=10 ki power -2m
3. 18×10 11 ×10 -5/10 -4
4. 18×10 10 nm-2