Answer:
True
Explanation:
In an alternating current, voltage levels can be easily increased or decreased as per the requirements of the energy distribution in practical world.
Hence, the given statement is true
He=3 H=6 O=6
coordination
100% on the test
2
'
33
323
3
23
32
Answered
W = ∫ F dx = ∫ P dV = ∫ PA dx = PA* H = P∆V
∆V = W/P
= 1 kJ / 1200 kPa = 0.0 833 m3
Both cases the height is H = ∆V/A
IN case 1 ( sectional area = 0.01 m^2)
in case 2 (sectional area = 0.03 m^2)