Electronic Principles
One henry of inductance is defined as:

None of these
the number of turns of wire in an inductor multiplied by the amount of current flowing through it
the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second
the amount of counter emf required to reduce a current to 1 A
the amount of inductance required to change the frequency of a current by 1 Hz

ANSWER DOWNLOAD EXAMIANS APP

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

Inductive reactance is another term for counter emf
Inductive reactance is an opposition to current flow in ac circuits
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 dc circuits

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements applies to common auto batteries?

Auto batteries are primary wet-cell batteries
Auto batteries are secondary wet-cell batteries
Auto batteries are primary dry-cell batteries
Auto batteries are secondary dry-cell batteries
None of these

ANSWER DOWNLOAD EXAMIANS APP