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Standard XII
Physics
Question
Volumes of two spheres are in the ratio
64
:
27
. The ratio of their surface areas is
3
:
4
4
:
3
9
:
16
16
:
9
A
9
:
16
B
4
:
3
C
3
:
4
D
16
:
9
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Solution
Verified by Toppr
Volume of sphere
=
4
3
π
r
3
Ratio of volumes of two years
=
64
:
27
Surface area=
4
π
r
2
r
1
:
r
2
=
4
:
3
Surface area of sphere
16
:
9
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Similar Questions
Q1
Volumes of two spheres are in the ratio 64 ; 27 . The ratio of their surface areas is
(a) 3 : 4 (b) 4 : 3 (c) 9 : 16 (d) 16 : 9
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Q2
Question 20
Volumes of two spheres are in the ratio 64 : 27 , then the ratio of their surface area is
(A) 3 : 4
(B) 4 : 3
(C) 9 : 16
(D) 16 : 9
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Q3
Question 20
Volumes of two spheres are in the ratio 64 : 27 , then the ratio of their surface area is
(A) 3 : 4
(B) 4 : 3
(C) 9 : 16
(D) 16 : 9
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Q4
Choose the correct answer of the following question:
The surface areas of two spheres are in the ratio 16 : 9. The ratio of their volumes is
(a) 64 : 27 (b) 16 : 9 (c) 4 : 3 (d) 16
3
: 9
3
[CBSE 2013C]
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Q5
Volumes of two spheres are in the ratio
64
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. The ratio of their surface areas is
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