Electronic Principles
At room temperature an intrinsic semiconductor has

many holes
a few free electrons and holes
many free electrons
None of these
No holes

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The total inductance of a series inductor circuit is:

None of these
equal to the sum of the individual inductance values
equal to the sum of the individual inductive-reactance values
equal to the source voltage divided by total current
less than the value of the smallest inductor

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
Inductive reactance is an opposition to current flow in dc circuits
Inductive reactance is another term for counter emf
None of these
Inductive reactance is an opposition to current flow in ac circuits

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements is true for current flowing in a parallel circuit?

The total current in a parallel circuit is equal to the total voltage multiplied by the total resistance
None of these
The same current always flows through every part of a parallel circuit
The amount of current flow through each branch of a parallel circuit can be different, depending on the resistance of each branch part and the amount of voltage applied to it
The total current in a parallel circuit is always less than the smallest amount of current

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electronic Principles