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Standard XII

Physics

Bulk Modulus

If a rubber b...

Question

If a rubber ball is taken at the depth of 200 m in a pool its volume decreases by $0.2 %$ . If the density of the water is $10^{3} k g / m^{3}$ and $g = 10 m / s^{2}$ , then the volume elasticity in $N / m^{2}$ will be:

10^{8}

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2 \times 10^{8}

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10^{9}

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2 \times 10^{9}

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Solution

The correct option is C $10^{9}$
$B = - \frac{Δ P}{\frac{Δ V}{V}}$

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If a rubber ball is taken at the depth of 200 m in a pool its volume decreases by 0.2%. If the density of the water is 103kg/m3 and g=10m/s2, then the volume elasticity in N/m2 will be:

The correct option is C 109B=−ΔPΔVV

If a rubber ball is taken at the depth of 200 m in a pool its volume decreases by $0.2 %$ . If the density of the water is $10^{3} k g / m^{3}$ and $g = 10 m / s^{2}$ , then the volume elasticity in $N / m^{2}$ will be:

The correct option is C $10^{9}$
$B = - \frac{Δ P}{\frac{Δ V}{V}}$