Question

ample:
Two equal masses m and m are hung from a balance whose scale pans differ in vertical height by 'h'. Determine
the error in weighing in terms of density of the Earth p.
lution​

Answer 1

Force on pans

1⇒Mg

h

2⇒Mg

∴Error in measurement

=mg−mg

h

• =mg−mg(1−

R

• 2h

)

=

R

2mgh

=

R

2mh

−

R

2

GM

=

R

3

2mh

.G.ρ.v

=

R

3

2mh

.G.

3

4

πR

3

ρ=

3

8

mρhπG