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Block B lying on a table weighs W. The ...

Block B lying on a table weighs W. The coefficient of static between the back and the table is `mu`. Assume that the cord between B and the knot is horizontal. The maximum weight of the block A for which the system will be stationary is

A

`(w tan theta)/(mu)`

B

`mu W tan theta`

C

`mu Wsqrt(1 + tan^(2) theta)`

D

`mu W sin theta`

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