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### HW4

Course: ASTRONOMY 1f03, Spring 2011
School: McMaster
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Word Count: 365

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1F03 Astronomy Problem Set 4 Friday Nov 26th, 2010 Please write your answers on a separate sheet including your working. 1. Escape velocity can be calculated by equating the kinetic energy G M m/R and solving for vesc . 1 2 2 m vesc to the gravitational energy a) What would be the escape velocity from a 1.6 solar mass Neutron star with a radius of 10 km? b) Calculate the escape velocity from an object that...

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