The value of acceleration due to gravity

How does value of acceleration due to gravity vary with rotation of earth?

How does value of acceleration due to gravity vary with altitude

How does value of acceleration due to gravity vary with depth

How does value of acceleration due to gravity vary with shape of earth

Where is the effect of rotation on the effective value of acceleration due to gravity greatest?

As we go from pole to the equator, the effective value of acceleration due to gravity decreases due to

What is depth at which value of acceleration due to gravity becomes 1/n times value that at surface of earth

What is value of acceleration due to gravity (g) at the centre of earth?