1. The sphere has a mass of 6 kg and is supported as shown. Draw a Free-Body Diagram (FBD) of the sphere, cord CE, and the knot at C.




2. If the weight of the assembly at C is 2.452 KN,

wpeA.jpg (13842 bytes)

Which one is the FBD of the knot at A (click on each image to see the larger size):

a)wpe6.jpg (18775 bytes)                  b)wpeD.jpg (8693 bytes)

a                b              both a and b


3. Draw the FBD of the knots at C and E and also cord CE.

wpe9.jpg (8467 bytes)




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