Figure 18-2 The Figure Below Shows the Production Function for a Particular

question 563

Multiple Choice

Figure 18-2
The figure below shows the production function for a particular firm.
-Refer to Figure 18-2. Suppose the firm pays a wage equal to $160 per unit of labor and sells its output at $10 per unit. How many units of labor should the firm hire to maximize profit?

• A)2 units
• B)3 units
• C)4 units
• D)5 units

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Definitions:

Relay Contacts

The contacts of a relay that are either opened or closed according to the condition of the relay coil. Relay contacts are designated as either normally open or normally closed in design.

Coil

Represents the output of a programmable logic controller. In the output devices, it is the electrical coil that, when energized, changes the status of its corresponding contacts.

Reed Switches

Electromechanical devices that open or close contacts in response to a magnetic field.

Magnetism

A physical phenomenon produced by the motion of electric charge, which results in attractive and repulsive forces between objects.