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Standard VIII

Physics

Density

A piece of ir...

Question

A piece of iron of density $7800 k g / m^{3}$ and volume $100 c m^{3}$ is completely immersed in water. Calculate the upthrust on the iron piece.
[Take, $g = 10 m / s^{2}$ .]

1 N

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2.8 N

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7.8 N

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6.8 N

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Solution

The correct option is A $1 N$

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A piece of iron of density 7800kg/m3 and volume 100cm3 is completely immersed in water. Calculate the upthrust on the iron piece.[Take, g=10m/s2.]

The correct option is A 1N

A piece of iron of density $7800 k g / m^{3}$ and volume $100 c m^{3}$ is completely immersed in water. Calculate the upthrust on the iron piece.
[Take, $g = 10 m / s^{2}$ .]

The correct option is A $1 N$