How large is the back emf
A motor has an armature resistance of 5 Ohms. If it draws 10.5 A when running at full speed and connected to a 130 V line, how large is the back emf?
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Determine the average acceleration in , using a coordinate system with the axis in the direction of the car's original motion and the axis toward the side of the road to which the car skids.
The heat produced by the friction between the brake pads and rotors. After the car has stopped, what is the change in temperature of the brake pads and rotors?
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Does John Leslie reject the Argument from Design? and What were some of the antecedent influences on early modern philosophy?
Discuss the differences between white-collar crime and blue-collar crime. Which types of crime are measured by the Federal Bureau of Investigation (FBI) in the Uniform Crime Reports? Which of the two (blue-collar or white-collar crime) are fo
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When a bullet fires in a gun, the explosion subsides quickly. Suppose the force on the bullet is F(t) = F0 - βt^2 until the force is zero, and then zero thereafter. Assume F0 = 357 N and β = 1.20E+7 N/s2 and the mass of the bullet is 0.0
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