When a protostar forms,it starts out at the top of the Hayashi track with a luminosity of and a temperature of 3,600 K.What is its radius at this point (give the answer in units of ),and how many times larger is it at this stage compared to its radius as a main-sequence star,which is about ? For reference,the Sun's temperature is 5,800 K.

Question

When a  protostar forms,it starts out at the top of the Hayashi track with a luminosity of  and a temperature of 3,600 K.What is its radius at this point (give the answer in units of  ),and how many times larger is it at this stage compared to its radius as a main-sequence star,which is about  ? For reference,the Sun's temperature is 5,800 K.

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The Answer of When a  protostar forms,it starts out at the top of the Hayashi track with a luminosity of  and a temperature of 3,600 K.What is its radius at this point (give the answer in units of  ),and how many times larger is it at this stage compared to its radius as a main-sequence star,which is about  ? For reference,the Sun's temperature is 5,800 K.

When a Protostar Forms,it Starts Out at the Top