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प्रश्न
When a golf ball is lowered into a measuring cylinder containing water, the water level rises by 30 cm3 when the ball is completely submerged. If the mass of ball in air is 33 g, find its density.
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उत्तर
ρ (density of golf ball) = ?
V (volume of steel piece) = 30 cm3
m (mass of steel piece) = 33 g
`ρ = m/V`
= `33/30`
`ρ = 1.1 "g/cm"^3`
Ans: Density of the golf ball = 1.1 g/cm3.
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