The output power of an ideal transformer is
A) greater than the input power.
B) equal to the input power.
C) smaller than the input power.
D) may be any of the above
Correct Answer:
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Q27: A transformer transforms voltage while
A)producing energy.
B)producing power.
C)transferring
Q28: A device that transforms mechanical energy into
Q29: An electric motor is very similar to
A)an
Q30: The current produced by a common generator
Q31: A transformer actually transforms
A)voltage.
B)magnetic field lines.
C)generators into
Q33: The primary of a transformer is the
Q34: The principle difference between a step-up and
Q35: A transformer produces
A)energy.
B)power.
C)neither, but transforms mechanical energy
Q36: A principle difference between an MHD generator
Q37: The secondary of a transformer is the
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