A train of mass 
is moving on a circular tracke of radius ‘
with constant speed 
The length of the train is half of the perimeter of the track. The linear momentum of the train will be
a)
0
b)
c)
d)
A train of mass is moving on a circular tracke of radius ‘ with constant speed The length of the train is half of the perimeter of the track. The linear momentum of the train will be
a)
0
b)
c)
d)
Question ID - 100387 | SaraNextGen Answer
A train of mass is moving on a circular tracke of radius ‘ with constant speed The length of the train is half of the perimeter of the track. The linear momentum of the train will be
a)
0
b)
c)
d)
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A train of mass |
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a) |
0 |
b) |
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c) |
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d) |
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1 Answer - 5876 Votes
3537
Answer Key : (b) -
Answer Link|
(b) If we treat the train as a ring of mass
As the linear momentum of any system is |
then its 
will be at a distance 2
from the center of the circle. Velocity of the center of mass is
the linear momentum of the train is
