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Tardigrade
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Physics
Two particles A and B are moving in uniform circular motion in concentric circles of radii ra and rb (with speed vA and vB respectively. Their time period of rotation is the same. The ratio of angular speed of A to that of B will be :
Q. Two particles A and B are moving in uniform circular motion in concentric circles of radii
r
a
and
r
b
(with speed
v
A
and
v
B
respectively. Their time period of rotation is the same. The ratio of angular speed of A to that of B will be :
6422
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NEET
NEET 2019
Motion in a Plane
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A
r
B
:
r
A
9%
B
1:1
69%
C
r
A
:
r
B
14%
D
v
A
:
v
B
8%
Solution:
T
A
=
T
B
=
T
ω
A
=
T
A
2
π
ω
B
=
T
B
2
π
ω
B
ω
A
=
T
A
T
B
=
T
T
=
1