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Standard XII
Physics
Law of Conservation of Mechanical Energy
A car is movi...
Question
A car is moving with uniform speed over a circular bridge of radius R which subtends an angle of
90
0
at its centre. Find the minimum possible speed so that the car can cross the bridge without losing the contact any where.
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Solution
∴
F
e
=
m
g
m
V
2
m
a
x
R
=
m
g
V
m
a
x
=
√
g
R
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