two gases A and B are at same temperature , the molecules of A are travelling 4 times faster than the molecules of B . the ratio of MA/MB of their masses will be

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Calculate the bond length of HCl molecule if its moment of inertia is 2×10–40 gm

cm2 and reduced mass is 1.0 g mol–1.

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The plane *x + 2y – z = 4* cuts the sphere *x ^{2} + y^{2} + z^{2} – x + z – 2 = 0* in a circle of radius