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The quantities of heat required to raise the temperature of two solid copper spheres of radii $r_{1}$ and $r_{2} (r_{1} = 1.5 r_{2})$ through 1 K are in the ratio:

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Correct option is D

Q=msΔtQ∝r3Q1Q2=1.5r2r23=32x32x32=278

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The quantities of heat required to raise the temperature of two solid copper spheres of radii r1 and r2 (r1=1.5r2) through 1 K are in the ratio:

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Ready to Test Your Skills?

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The quantities of heat required to raise the temperature of two solid copper spheres of radii $r_{1}$ and $r_{2} (r_{1} = 1.5 r_{2})$ through 1 K are in the ratio: