The desk lamp shown consists of two arms, each with a length of 500.0 mm and a weight of 2.94 N Friction at joint A holds the lamp in place. The bulb, fixture and light shade have a weight of 9 N. a) If the angle is 0 = 16°,what is the moment at A which friction must resist? (Use the following boxes to guide your solution development) 101.6 9N Dimensions in mm
The desk lamp shown consists of two arms, each with a length of 500.0 mm and a weight of 2.94 N Friction at joint A holds the lamp in place. The bulb, fixture and light shade have a weight of 9 N. a) If the angle is 0 = 16°,what is the moment at A which friction must resist? (Use the following boxes to guide your solution development) 101.6 9N Dimensions in mm
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Transcribed Image Text:The desk lamp shown consists of two arms, each with a length of 500.0 mm and a weight of 2.94 N.
Friction at joint A holds the lamp in place. The bulb, fixture and light shade have a weight of 9 N.
a) If the angle is 0 = 16°,what is the moment at A which friction must resist? (Use the following
boxes to guide your solution development)
101.6
9N
Dimensions
in mm
Draw a free body diagram.
Calculate the resultant forces and moments acting at A.
B)
c)
Determine the angle of the arm which will produce zero moment at A.
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