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Recimo, da imata matriki in obe lastno vrednost , z lastnim vektorjem , pa z lastnim vektorjem . Potem je lastni vektor matrike .

Suppose that matrices and both have eigenvalue , with eigenvector , with eigenvector . Then is an eigenvector of .

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Is it true that a synchronous generator, the amount of poles found in the rotor must equal the same amount of poles found in the stator?

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Excitation current is used to control the output voltage of a three phase main alternator, how is the the excitation current converted into DC current to create the magnetic flux required inside the rotor? 

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Using the following diagram and descriptions, match the following cell junctions.

Image failed to load: cell junctions

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What type of epithelial layer is this? 

Image failed to load: cuboidal ep

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The following question is based on Lab # 35 of the Lab-Volt Manual

When using the lamp method to synchronize an alternator in preparation to tying into the electrical grid, it is observed that all three of the lamps are continuously blinking at the same steady rate.

Is the alternator in "sync" for connection?

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Use the following information to calculate the speed of rotation in RPM (revolutions per minute) required to produce a frequency of 50 Hz for an Australian Mining company importing Canadian generators to a remote mine site.

The generator has 4 poles, the required frequency is 50 Hz.

Use the formula found on page 930 of the Delmar's textbook, Unit 32.

 

Note: Type in your numerical answer in the field below, do not use letters or special characters.

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