13. Describe the difference between inherent and external overload protection. 14. What is the purpose of thermal overload protection at the motor?

QUESTION 9 The firms in a competitive price-searcher market produce goods and services that are a. identical to one another in quality and price. b. identical to one another in price but not in quality. c. different from one another. d. identical to one another in quality but not in price.

Given the cost and demand conditions shown in Figure \( 10-7 \) for the competitive price-searcher firm, what price charge, and what quantity should it produce in order to maximize profit? a. It should produce 18 units and charge a price of \( \$ 7 \) per unit. b. It should produce 10 units and charge a price of \( \$ 10 \) per unit. c. It should produce 10 units and charge a price of \( \$ 5 \) per unit. d. It should produce 10 units and charge a price of \( \$ 8 \) per unit.

3) Halla el valor de \( a \) para que el número complejo \( z=(2+a i) \cdot(1+i) \) sea: \( \begin{array}{ll}\text { a) Un número real } & \text { b) Un número imaginario puro. }\end{array} \)

Los fuegos olimpicos se celebran cada cuatro años y en las últimas décadas se promueven los derechos humanos tratando fraternalmente y sin distinción alguna a los deportistas y a todas las personas de diferentes culturas que acu al pais sede. Identifica la caracteristica de los derechos humanos. (A) Inalienables (B) Universal (C) Irrenunciables

QUESTION 2 A competitive price-searcher market is best described as a. a few firms with some control over price, producing highly differentiated products. b. a few firms with no control over price, producing similar products. c. a single firm producing all of the output for the industry, with strong control over price. e. many firms with no control over price, producing identical products.