When the Sun becomes an AGB star, its radius will be approximately 100 R_SUN.If its mass at this point will be approximately the same as it is now, how will its surface gravity as an AGB star compare to its present surface gravity as a main-sequence star? (Note that g =GM/R².)

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The Answer of When the Sun becomes an AGB star, its radius will be approximately 100 R_SUN.If its mass at this point will be approximately the same as it is now, how will its surface gravity as an AGB star compare to its present surface gravity as a main-sequence star? (Note that g =GM/R².)

When the Sun Becomes an AGB Star, Its Radius Will