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प्रश्न
What is the mass of 5 m3 of cement of density 3000 kg/m3 ?
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उत्तर
ρ (density) = 3,000 kg/m3
V (volume) = 5 m3
m (mass) = ?
`ρ = m/V`
ρ×V=m
3,000 × 5 = m
15,000 = m
Answer: Mass of cement = 15,000 kg.
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