Physics

Problem

A planet has a semi-major axis of

2.0\times10^{11}\,\text{m}

and an eccentricity of

0.25

. Find its perihelion distance. a)

2.5\times10^{11}\,\text{m}

1.5\times10^{11}\,\text{m}

2.0\times10^{11}\,\text{m}

1.75\times10^{11}\,\text{m}