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The slope of graph as shown in figure at...

The slope of graph as shown in figure at points 1,2 and 3 is `m_(1), m_(2)` and `m_(3)` respectively then

A

`m_(1)gtm_(2)gtm_(3)`

B

`m_(1)ltm_(2)ltm_(3)`

C

`m_(1)=m_(2)=m_(3)`

D

`m_(1)=m_(3)gtm_(2)`

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The correct Answer is:
B
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Knowledge Check

  • A pulley-block arrangement is shown in the adjacent figure, if acceleration of m_(1), m_(2) and m_(3) are a_(1) ,a_(2) and a_(3) respectively, then relation between a_(1),a_(2) and a_(3) is ( All string and pulleys are ideal . )

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    `a_(2) - a_(3) + 10 a_(1) = 0`
    B
    `a_(3) - a_(2) + 10 a_(1) = 0`
    C
    `a_(2) - 2a_(3) + 10a_(1) = 0`
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    `2a_(2) + a_(3) + 5a_(1) = 0`

  • In the shown diagram m_(1)=m_(2)=4kg and m_(3)=2 kg . Coefficient of friction between m_(1) and m_(2) is 0.5. The mass m_(1) is given a velocity v and it just stops at the other end of the mass m_(1) in 1 sec. Let a_(1) and a_(2) and a_(3) be the acceleration m_(1),m_(2)and m_(3) respectively, then :

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  • Three blocks are connected as shown in the figure If m_(1)=5kg, m_(2)=10kg and m_(3)=15kg , find the tension T_(1) given that T_(3)=60N

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