Electronic Principles
A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff?

None of these
100 Ohm or more
50 Ohm
60 Ohm
10 Ohm

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following is a statement of KirchhofFs voltage law?

The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it
None of these
The total voltage in a parallel circuit is less than the value of the smallest voltage
The algebraic sum of voltages in a loop is equal to zero
The algebraic sum of voltages entering and leaving a point is equal to zero

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following phrases most accurately describes a purely capacitive circuit?

Capacitive reactance provides the only opposition to current flow
The ac voltage leads the current by 90 degree
Combinations of resistance and capacitive reactance provide any opposition to current flow
None of these
Resistances provide the only opposition to current flow

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The north pole of a magnet is the one:

that has its molecules arranged in a random pattern
that would be repelled by the south pole of another magnet
that would be attracted to the earth's south magnetic pole
that would be attracted to the earth's north magnetic pole
None of these

ANSWER DOWNLOAD EXAMIANS APP