a 10kg board is attached to the wall on the left with a hinge. A 20kg mass sits

Question

a 10kg board is attached to the wall on the left with a hinge. A 20kg mass sits on the board, 0.8meters from the left edge. A cable is attached to the right edge of the board; the other end of the cable is secured to the ceiling. What is the tension T in the cable?

Please show step by step math

I know the equation is set up

-20g*.8-10g*.6+Tsin35*1.2 correct?

a 10kg board is attached to the wall on the left with a hinge. A 20kg mass sits on the board, 0.8meters from the left edge. A cable is attached to the right edge of the board; the other end of the cable is secured to the ceiling. What is the tension T in the cable?

Explanation / Answer

applying summation of moment=0

-20g*.8-10g*.6+Tsin35*1.2 ya it is correct

T=313.55 N ans

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