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A plane is inclined at an angle 30^(@) w...

A plane is inclined at an angle `30^(@)` with horizontal. The component of a vector `vec(A)= -10k` perpendicular to this plane is: (here z-direction is vertically upwards)

A

`5 sqrt(2)`

B

`5 sqrt(3)`

C

`5`

D

`2.5`

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The correct Answer is:
B
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ANURAG MISHRA-DESCRIPTION OF MOTION-Level-1
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