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AIEEE 2012 Solved Paper
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© examsnet.com
Question : 34
Total: 89
Two cars of masses
m
1
and
m
2
are moving in circles of radii
r
1
and
r
2
, respectively. Their speeds are such that they make complete circles in the same time t. The ratio of their centripetal acceleration is
m
1
r
1
:
m
2
r
2
m
1
:
m
2
r
1
:
r
2
1
:
1
Validate
Solution:
We know,
a
=
r
w
2
=
r
×
(
2
π
T
)
2
Given,
T
1
=
T
2
=
T
a
1
=
r
1
×
(
2
π
T
)
2
a
2
=
r
2
×
(
2
π
T
)
2
∴
a
1
a
2
=
r
1
r
2
© examsnet.com
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