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Identify and state the historical significance of "Rosie the Riveter".
What will be an ideal response?
A symbol of women who worked in factories to produce the munitions and war machines that enabled to U.S. and other national armies.
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Given the circuit of Fig. 11.40, find the average power absorbed by the 10-? resistor.
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A pocket knife can be used to deburr _____.
a. RMC b. IMC c. PVC d. EMT
A cylindrical wire of radius R elongates when subjected to a tensile force F. Let 
represent the initial length of the wire and let 
represent the final length. Young’s modulus for the material is given by
Assume that F = 800 ± 1 N, R = 0.75 ± 0.1 mm, = 25.0 ± 0.1 mm, and = 30.0 ± 0.1 mm.
a. Estimate Y, and find the uncertainty in the estimate.
b. Of the uncertainties in F, R,, and , only one has a non-negligible effect on the uncertainty in Y. Which one is it?
Thermal equilibrium takes place when:
A. The heat from an object is given off to a cooler room B. The heat of the room is transferred to a cooler object C. Heat is removed very quickly from an object in a room D. Both the object and the room are at exactly the same temperature