Use the Diagram of the U-Tube in Figure 7

question 63

Multiple Choice

Use the diagram of the U-tube in Figure 7.2 to answer the questions that follow.
The solutions in the two arms of this U-tube are separated by a membrane that is permeable to water and glucose but not to sucrose. Side A is half filled with a solution of 2 M sucrose and 1 M glucose. Side B is half filled with 1 M sucrose and 2 M glucose. Initially, the liquid levels on both sides are equal.


-A cell whose cytoplasm has a concentration of 0.02 molar glucose is placed in a test tube of water containing 0.02 molar glucose. Assuming that glucose is not actively transported into the cell, which of the following terms describes the tonicity of the external solution relative to the cytoplasm of the cell?

• A)turgid
• B)hypertonic
• C)hypotonic
• D)flaccid
• E)isotonic

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Definitions:

Generator Power

The amount of electrical power, usually measured in watts (W) or kilowatts (kW), that a generator can produce.

Conductive Compensation

A method of connecting the compensating winding in a universal motor.

Compensating Winding

The winding embedded in the main field poles of a DC machine. The compensating winding is used to help overcome armature reaction.

Armature

The rotating part of an electric generator or motor that interacts with the magnetic field to produce or use electricity.