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CBSE Class 9 Answered

<div>Please provide the solution to this question&nbsp;<img src="https://images.topperlearning.com/topper/tinymce/imagemanager/files/8c657926a52d63fee6a8e9367aea616d59e4e89aaf73c7.67317612IMG1358.JPG" alt="" /></div>
Asked by adityaahuja099 | 16 Oct, 2017, 10:43: PM
Expert Answer
begin mathsize 12px style Net space force space acting space on space object space is
Weight minus Fb equals ma
mg minus σvg equals ma
straight m equals ρxv
ρvg minus σvg equals ma space left parenthesis volume space of space liquid space space displaced space by space an space object space is space equal space to space its space volume right parenthesis

left parenthesis straight rho minus straight sigma right parenthesis vg equals ma space space space space since space straight v equals straight m over straight rho
left parenthesis straight rho minus straight sigma right parenthesis straight x straight m over straight rho straight g equals ma

acceleration left parenthesis straight a right parenthesis space equals left parenthesis straight rho minus straight sigma right parenthesis straight x straight g over straight rho

option space left parenthesis straight c right parenthesis space is space the space answer end style
Answered by Gajendra | 05 Dec, 2017, 06:45: PM
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