An aluminum bar of diameter d 5 52 mm is twisted by torques T1 at the ends. The allowable shear stress is 65 MPa. The maximum permis-sible torque T1 is approximately:
(A) 1450 N?m
(B) 1675 N?m
(C) 1710 N?m
(D) 1800 N?m
(D) 1800 N?m
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Indicate whether the statement is true or false
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In order to calculate the fraction of the total power delivered to the load resistor in a circuit consisting of a battery and a load resistor, one needs to know only the
1.load resistance. 2.internal resistance. 3.load resistance and internal resistance. 4.emf, load resistance, and internal resistance.
An antinode in a standing wave is the location that appears to ________ (describe behavior) from equilibrium.
What will be an ideal response?