A probe orbits a dwarf planet in a circular path of radius

PHYSICS · Subjective · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

A probe orbits a dwarf planet in a circular path of radius 2.50×106 m2.50\times10^{6}\,\text{m}. The orbital period is measured as (4.00±0.02) h(4.00\pm0.02)\,\text{h}. (a) Compute the mass of the dwarf planet. (b) Estimate the percentage uncertainty in the calculated mass arising from the uncertainty in the period measurement.

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