Question

1
Find the percentage change in the weight of an object if it is taken to height of
64
km above the
11
surface of earth (R = 6400 km)
(A) %
(B)
(B) ^
(C)
1%
11​

Answer 1

Answer:

g=g(1−

R

2h

)

g

g

=1−

6400

2×64

=1−

6400

128

for %R change

1−

g

g

=1−1+

6400

128

g

g−g

=

6400

128

=0.02

% change =0.02×100=2%