1.Units, Dimensions and Measurement
easy

ગોળાની ત્રિજયા $(5.3 \pm 0.1) \,cm$ હોય,તો કદમાં પ્રતિશત ત્રુટિ કેટલી થશે?

A

$ \frac{{0.1}}{{5.3}} \times 100 $

B

$ 3 \times \frac{{0.1}}{{5.3}} \times 100 $

C

$ \frac{{0.1 \times 100}}{{3.53}} $

D

$ 3 + \frac{{0.1}}{{5.3}} \times 100 $

Solution

(b) $V={\frac{4}{3}}{\pi}r^3$

$\%$ error in volume $ = 3 \times \% $

error in radius. $ = \frac{{3 \times 0.1}}{{5.3}} \times 100$

Standard 11
Physics

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