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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)



Question ID - 100078 | SaraNextGen Top 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)

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

Using conservation of linear momentum, we have

From work–energy conservation,

127 votes


127