Question

At Earth's surface where d = 0, what is the value of g_d?

पर्याय

• Zero

• Half of g

• Equal to g

• Double of g

Answer 1

Equal to g

Explanation:

Using the formula gd = g[1 − d/R], when d = 0, then gd = g[1 − 0] = g. Maximum gravity occurs at Earth's surface.