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Grade: 11

                        

A copper wire of 1mm diameter is stretched by applying a force of 10N. Find the stress in the wire

4 years ago

Answers : (1)

Vikas TU
12278 Points
							
Stress  = Force/ Area
Area here it is cross – section part.
Hence,
A = pi*(1/2)^2 = > pi/4 mm^2.
Stress = 10/(pi/4) = > 40/pi = > 12.73 N/mm^2. 
4 years ago
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