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JEE Main Physics Class 11 System of Particles and Rotational Motion Part 3 Questions
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Question : 28
Total: 43
A light rope is wound around a hollow cylinder of mass
5
kg
and radius
70
cm
. The rope is pulled with a force of
52.5
N
. The angular acceleration of the cylinder will be _______
rads
−
2
.
[13-Apr-2023 shift 2]
Your Answer:
Validate
Solution:
τ
=
l
α
FR
=
mR
2
α
∝
=
F
mR
=
52.5
5
×
0.7
=
15
rads
−
2
© examsnet.com
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