Test

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.

Solution

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

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

a)                  b)

a                b              both a and b

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

Solution

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