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Question Number 208999 by Spillover last updated on 30/Jun/24

	Answered by mr W last updated on 30/Jun/24

	Commented by mr W last updated on 30/Jun/24

	$F = m g - B$ $m = V ρ_{I r o n} \Rightarrow V = \frac{m}{ρ_{I r o n}}$ $B = \frac{V ρ_{O i l} g}{2} = \frac{m ρ_{O i l} g}{2 ρ_{I r o n}}$ $\Rightarrow F = (1 - \frac{ρ_{O i l}}{2 ρ_{I r o n}}) m g$ $= (1 - \frac{0.9}{2 \times 7.8}) \times 0.36 \times 10 = 3.39 N$
	Commented by Spillover last updated on 30/Jun/24

	$n i c e s o l u t i o n . t h a n k y o u$
	Answered by Spillover last updated on 30/Jun/24

	Answered by Spillover last updated on 30/Jun/24

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