In an electric motor, a commutator a.
is made out of dozens of wire loops wrapped around a ferromagnetic core.
b.
repeatedly reverses the flow of current through the armature.
c.
is a magnet.
d.
is directly connected to the current source.

10.     lucy is catering an important luncheon and wants to make sure her bisque has the perfect consistency. for her bisque to turn out right, it should have the consistency of a. cold heavy cream. b. warm milk. c. foie gras. d. thick oatmeal. student d   incorrect

You estimate that your cattle farm will generate $0.15 million of profits on sales of $3 million under normal economic conditions and that the degree of operating leverage is 2. (leave no cells blank - be certain to enter "0" wherever required. do not round intermediate calculations. enter your answers in millions.) a. what will profits be if sales turn out to be $1.5 million?

Customers arrive at rich dunn's styling shop at a rate of 3 per hour, distributed in a poisson fashion. rich can perform an average of 5 haircuts per hour, according to a negative exponential distribution.a) the average number of customers waiting for haircuts= customersb) the average number of customers in the shop= customersc) the average time a customer waits until it is his or her turn= minutesd) the average time a customer spends in the shop= minutese) the percentage of time that rich is busy= percent