Author Question: An autotransformer differs from most transformers in that: A) it does not isolate the primary ... (Read 52 times)

KWilfred · **on:** Jul 28, 2018

An autotransformer differs from most transformers in that:

A) it does not isolate the primary voltage from the secondary voltage.
B) primary and secondary windings are the same.
C) source current flows through both the windings.
D) all of these.

Question 2

The power rating of a resistor that must dissipate up to 1.1 W should be ________.

A) 5 W B) 1 W C) 0.25 W D) 2 W