transformers

neutral

Loads that are intended to operate on a 120v connected from the center tap are ....... to one of the secondary lines

True

Transformer values of voltages current and terms can be computed using formulas?

false

Transformers are among the least efficient machines on?

turns

a basic law concerning Transformers is that all values of a transformer are proportional to its ........ ratio?

kilo-volt-amp

almost all name place with list of primary voltage secondary voltage and ...........

4.17

as soon and isolated Transformer has a primary voltage of 120 volts and this secondary voltage of 500 volts the term ratio is 1:.......

false

loads that are intended to operate on a 120 volt such as water heaters electrical resistance heaters units and central air conditioner are connected directly across the line of the secondary?

primary

the ....... windings of an Transformer is the power input Windings

excitation

the ........ current is the amount of the current required to magnetize the core of the Transformer

Distribution

the ......... Transformer changes to high voltage of power company distribution lines to the common 240 120 volt used to supply power to most homes and many businesses

mutual

the ability of one coil to induce a voltage to another coil is called ....... induction

reduces

the isolated Transformer greatly ....... the voltage Spike

false

the name plate listed that current rating of The Windings?

false

when Computing the values of a Transformer with multiple secondary windings treat each secondary as a part of the Transformer group as a whole?

Autotransformer

....... are one-winding Transformers

equal

A good rule for any type of Transformer is the power in must ......... power out