At altitude the acceleration due to gravity is

PHYSICS · Single correct · CBSE · Physics · Gravitation · Gravitation

Problem

At altitude

h_1

the acceleration due to gravity is

0.90\,g

, while at a higher altitude

h_2

it is

0.80\,g

. Using

R = 6400\,\text{km}

, determine

h_2 - h_1

. (a)

347\,\text{km}

(b)

510\,\text{km}

(c)

409\,\text{km}

(d)

320\,\text{km}

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