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A block of mass of 2kg placed on the flo...

A block of mass of 2kg placed on the floor of on an elevator. Acceleration of elevator is `6 hati + 7 hatj m/ s ^(2). If mu = 0.5 .g=10 ms ^(-2)` and horizontal, vertically upward directions are taken as +ve x, +ve y axes. Then

A

Friction is 12 N

B

`N =34N`

C

Fraction is 17 N

D

Maximum friction is 17 N

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A, B, D
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