Physics

Problem

A traveller carries a

50\,\text{kg}

suitcase. Given the Earth’s radius

R = 6400\,\text{km}

and

g = 9.8\,\text{m s}^{-2}

at the surface, estimate the suitcase’s weight when the traveller is

1000\,\text{km}

above the Earth’s surface. a)

337\,\text{N}

367\,\text{N}

424\,\text{N}

490\,\text{N}