stress on a metal wire of radius 1 mm is 10,000 N/m². How much is the restoring force developed in it (in N)?

stress on a metal wire of radius 1 mm is 10,000 N/m². How much is the

1.	stress on a metal wire of radius 1 mm is 10,000 N/m². How much is the restoring force developed in it (in N)?
A.	3.14 x 10²
B.	3.14 x 10-2
C.	3.14 x 10-4
D.	3.14 x 104
Answer» C. 3.14 x 10-4