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JEE Main Physics Class 11 System of Particles and Rotational Motion Part 3 Questions
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© examsnet.com
Question : 3
Total: 43
A hollow sphere is rolling on a plane surface about its axis of symmetry. The ratio of rotational kinetic energy to its total kinetic energy is
x
5
. The value of
x
is _______.
[5 Apr 2024 Shift 2]
Your Answer:
Validate
Solution:
👈: Video Solution
1
2
I
ω
2
1
2
I
ω
2
+
1
2
m
v
2
=
(
1
2
)
(
2
3
m
R
2
)
ω
2
(
1
2
)
(
2
3
m
R
2
)
ω
2
+
1
2
m
(
R
ω
)
2
=
2
3
2
3
+
1
=
2
5
x
=
2
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