Electronic Principles
What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W?

3890 Ohm
1234 Ohm
692.2 Ohm
844.5 Ohm
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements most accurately describes the nature of inductive reactance?

Inductive reactance is a force that tends to overcome the effects of counter emf
None of these
Inductive reactance is an opposition to current flow in ac circuits
Inductive reactance is another term for counter emf
Inductive reactance is an opposition to current flow in dc circuits

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
What is the difference between a conductor and an insulator?

None of these
A conductor allows current to flow much easier than an insulator does
The difference between conductors and insulators depends on how they are used
An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all
An insulator allows current to flow much easier than a conductor does

ANSWER DOWNLOAD EXAMIANS APP