Two blocks 
and 
are pulled on a smooth horizontal surface, and are joined together with a spring of stiffness 
as shown in fig. Suddenly, block 
receives a horizontal velocity 
then the maximum extension 
in the spring 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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Question ID - 100078 | SaraNextGen Answer Two blocks and are pulled on a smooth horizontal surface, and are joined together with a spring of stiffness as shown in fig. Suddenly, block receives a horizontal velocity then the maximum extension in the spring is
a)
b)
c)
d)
Two blocks and are pulled on a smooth horizontal surface, and are joined together with a spring of stiffness as shown in fig. Suddenly, block receives a horizontal velocity then the maximum extension in the spring 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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1 Answer - 5876 Votes
3537
Answer Key : (d) -
Answer Link|
(d) Using conservation of linear momentum, we have
From work–energy conservation,
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