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Byju's Answer
Standard IX
Physics
Fundamental and Derived Units
A sphere has ...
Question
A sphere has a radius of 1 m and a mass of 10 kg. The density of the sphere would be
.
A
6.023
k
g
m
−
3
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B
0.446
k
g
m
−
3
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C
1.267
k
g
m
−
3
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D
2.387
k
g
m
−
3
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Solution
The correct option is
D
2.387
k
g
m
−
3
Given:
Radius of the sphere,
r
=
1
m
Mass of the sphere,
m
=
10
k
g
Volume of a sphere,
V
=
4
3
π
r
3
⟹
V
=
4
3
π
(
1
)
3
=
4.1888
m
3
Density of the sphere,
ρ
=
m
V
⟹
ρ
=
10
4.188
=
2.387
k
g
m
−
3
Suggest Corrections
0
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