Created by StemPy LabA wire of radius breaks under a load . What load breaks a wire of the same metal with radius ?
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← A brass rod 0.80 m long, with a cross-section of 3.0 cm², is squeezed end to end in a press by a force of 2.7 × 10⁴ N. By how much does it shorten? (Y = 9.0 × 10¹⁰ Pa.)A copper wire and a steel wire of the same length carry the same load and stretch by the same amount. What is the ratio of the copper wire's diameter to the steel wire's? (Y: steel 2.0 × 10¹¹ Pa, copper 1.1 × 10¹¹ Pa.) →
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