Question

1916 STATIC MOBILE string FBD Upper Rod Tstring 1 kg 1 kg FBD Lower Rod A (static) mobile hangs as shown. The rods have negligible mass and have lengths as indicated. The mass of the ball at the bottom right is 1 kg. To determine the total mass of the mobile you break up the free body diagram into two parts: the lower rod and the upper rod NOTES IMAGES DISCUSS UNITS STATSHELP Part Description Answer Chk History Using the Free Body Diagram of the lower rod, what is the mass of the A: 3 kg ball at the bottom left? (include units with answer) # tries: 2 Show Detais C: 3.000 kg Hints: 0,0 Using the Free Body Diagram of the upper rod, what is the mass of the ball at the top right? (include units with answer) 2 pts. 100% # tries: 0 Show Detais Format Check 2% try penalty Hints: 0,0 What is the total mass of the mobile (massless rods)? (include units with answer) 2 pts. 100% C. # tries: 0 Show Details Format Check 2% try penalty Hints: 0,0

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Bottom (1kg)(3m)-(m,)(Im) m, - (Ikg)(3m) lm m 3kg Top: (3kg+Ikg)(1m)-(m,)(2m) m, (4kg)(lm) 2m m, 2kg The total mass is, m,ot,

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