Two equal masses and are hung from a balance whose scale pans differ in height by . If is the mean density of earth, then the error in weighing is |
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a) |
b) |
c) |
d) |

Two equal masses and are hung from a balance whose scale pans differ in height by . If is the mean density of earth, then the error in weighing is |
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a) |
b) |
c) |
d) |

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