If the mass of the earth becomes four times large having same radius, the value of 'g' will:
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Gravity is in g is equal to earth masses/earth radius^2. By increasing mass, we proportionally increase volume (assuming constant density). This means that 4 Earth would have a radius that is cube root 4 bigger than Earth. So due to the mass, the gravity increases by a factor of 4.
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3
Answer:
Gravity is in g is equal to earth masses/earth radius^2. By increasing mass, we proportionally increase volume (assuming constant density). This means that 4 Earth would have a radius that is cube root 4 bigger than Earth. So due to the mass, the gravity increases by a factor of 4.
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