1.

A force of \[{{10}^{3}}\] newton, stretches the length of a hanging wire by 1 millimetre. The force required to stretch a wire of same material and length but having four times the diameter by 1 millimetre is

A. \[4\times {{10}^{3}}N\]
B. \[16\times {{10}^{3}}N\]
C. \[\frac{1}{4}\times {{10}^{3}}N\]
D. \[\frac{1}{16}\times {{10}^{3}}N\]
Answer» C. \[\frac{1}{4}\times {{10}^{3}}N\]


Discussion

No Comment Found

Related MCQs