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[" 1) "2K" ."2" N "],[" 33.If radius of ...

[" 1) "2K" ."2" N "],[" 33.If radius of earth shrinks by "0.1%],[" without change in its mass,the per."],[" centage change in the duration of "],[" one day "],[" 1) decrease by "0.1%],[" 2) increase by "0.1%],[" 3) decrease by "0.2%],[" 4) increase by "0.2%]

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