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3. A hemispherical bowl just floats without sinking in a liquid of  density

1.2 × 103kg/m3. If outer diameter and the density of the bowl are 1 m and 2 × 104 kg/m3 respectively, then the inner diameter of the bowl will be

(a)  0.94 m                                             (b)   0.97 m

(c)   0.98 m                                           (d)   0.99 m

Answer-c

(7)

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