JEE MATHEMATICS MCQ: ERRORS & APPROXIMATION

1 Easy

1 of 1

Application +4 | -1

A circular metal plate expands under heating so that its radius increases by

2 \%

. The approximate increase in the area of the plate if the radius of the plate before heating is

10 \mathrm{~cm}

, is

View answer and explanation

Correct option: D

4 \pi

Option D (

4 \pi

) is correct because it represents the approximate increase in the area of the plate calculated using differentials.

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