Physics · 2019
JEE Main · 10 April 2019, Shift 2 · Q9
The elastic limit of brass is 379 MPa. What should be the minimum diameter of a brass rod if it is to support a 400 N load without exceeding its…
The elastic limit of brass is $\displaystyle 379$ MPa . What should be the minimum diameter of a brass rod if it is to support a $\displaystyle 400$ N load without exceeding its elastic limit ?
Official answer
(3)
1.$\displaystyle 16$ mm
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JEE Main 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.