Discuss unbalanced voltage.
What will be an ideal response?
Motors are intended to operate on systems with balanced voltage (the voltage is the same between all phases). Unbalanced voltage is one of the leading causes of motor failure. Unbalanced voltage is generally caused when single-phase loads are supplied by three-phase systems.
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What will be an ideal response?
Which oscillator has a bigger issue with accuracy and stability, the Colpitts or the Hartley? Why?
What will be an ideal response?
In the accompanying diagram, a bond beam is shown which is used to strengthen the top of the wall, Identify the material used showing no.3.
A. pipes in cement B. rebars embedded in grout C. portland cement grout D. U-shaped lintel blocks
Single-phase AC power is used:
A) Only in commercial buildings. B) In both residential and commercial buildings. C) Only in Europe. D) Only in residences.