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A block of mass m slides down on a wedge...

A block of mass m slides down on a wedge of mass M as shown in figure .Let `a_(1)` be the asseleration of the acceleration of and `a_(2)` the the acceleration od block 1`N_(1)` is the normal reaction between block and wedge and `N_(2)` the normal reaction between wedge and gound .frication is absent everwhere .Select the correct alternative(s)

A

`N_(2)lt(M+m)g`

B

`N_(2)ltM(g cos theta-|a_(1)|sintheta)`

C

`N_(1)sin theta=M|a_(1)|`

D

`ma_(2)=-Ma_(1)`

Text Solution

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The correct Answer is:
a,b,c
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