=I2R Þ R £ P/ I2
R .
I (5)
P ( )
P=U2/R Þ R³ U2/P.
P ( )
U ( 100)
R .
1.3.
2.
(j)
(cos j).
: |
. =I2R Þ R £ P/ I2
=I2R Þ R £ P/ I2 R . I (5) P ( ) P=U2/R Þ R³ U2/P. P ( ) U ( 100) R . 1.3.
2. (j) (cos j).
: 2015-05-08; !; : 462 | : : , , |