Last Updated On [03-11-2023]
Two blocks of equal mass 
are connected by an unstretched spring and the system is kept at rest on a frictionless horizontal surface. A constant force 
is applied on the first block pulling away from the other as shown in Fig.
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Then the displacement of the centre of mass |
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a) |
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b) |
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c) |
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d) |
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Question ID - 101216 :- Two blocks of equal mass are connected by an unstretched spring and the system is kept at rest on a frictionless horizontal surface. A constant force is applied on the first block pulling away from the other as shown in Fig.
Then the displacement of the centre of mass 
at time 
is
a)
b)
c)
d)
Two blocks of equal mass are connected by an unstretched spring and the system is kept at rest on a frictionless horizontal surface. A constant force is applied on the first block pulling away from the other as shown in Fig.
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Then the displacement of the centre of mass |
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a) |
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b) |
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c) |
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d) |
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(c) The acceleration of the centre of mass is The acceleration of the centre of mass at time
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will be
Next Question :
A ball of mass 
makes head–on elastic collision with a ball of mass 
which is initially at rest
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The fractional transfer of energy by the first ball to the second ball is |
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a) |
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b) |
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c) |
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d) |
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