Which of the Following Statements Is True

question 57

Multiple Choice

 Which of the following statements is true?

• A)An improved railroad system gave the Mexican government increased power over much of Mexico.
• B)All of the answers are correct.
• C)Foreign investors were recruited to stimulate the economy through investments.
• D)Large estates became successful commercialized agricultural ventures.
• E)Mexican liberal economic change was combined with authoritarian rule.

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Definitions:

Synchronous Speed

The speed at which the magnetic field rotates in the stator of an AC motor, directly related to the frequency of the current and the number of poles in the motor.

Magnetic Field

A region around a magnetic material or a moving electric charge within which the force of magnetism acts.

Law of Charges

A fundamental principle stating that like charges repel each other, while opposite charges attract each other.

Like Polarity

A situation in electrical systems where magnetic or electrical poles of the same kind face each other or are aligned.