Figure 11.
For use with exercise 17.
15. The use of three generators of
c. the efficiency of this type of
varying size to feed a single load
generating system is usually low
offers several advantages.
Why,
d. excess
generating
capacity
then,
must
extreme
caution
be
cannot
be
achieved
by
this
exercised in using this combination
method
of generators?
a. two
or
more
generators
of
16. Which
of
the
following
different sizes feeding a single
statements describes single-phase
load require a skilled operator
60-cycle generators available for
b. this system requires loads that
TO installations ?
vary only slightly if at all
a. they are available in 2, 3, and
4 wire models
1-18
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