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JEE Main Physics Class 11 System of Particles and Rotational Motion Part 2 Questions
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© examsnet.com
Question : 2
Total: 100
A solid cylinder and a solid sphere, having same mass
M
and radius
R
v
roll down the same inclined plane from top without slipping. They start from rest. The ratio of velocity of the solid cylinder to that of the solid sphere, with which they reach the ground, will be :
[25-Jul-2022-Shift-1]
√
5
3
√
4
5
√
3
5
√
14
15
Validate
Solution:
a
=
g
sin
θ
1
+
K
2
R
2
v
=
√
2
S
g
sin
θ
1
+
K
2
R
2
⇒
v
c
v
s
s
√
1
+
K
s
s
2
R
2
1
+
K
c
2
R
2
=
√
1
+
2
5
1
+
1
2
⇒
√
7
5
3
2
=
√
14
15
© examsnet.com
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