問題一覧
1
Is a passive two-terminal electrical component which exhibit solely a resistance
resistor
2
It is used to model the current-resisting behavior of a material
resistor
3
Resistor can either be _ or _
fixed, variable
4
Are those whose resistance does not change with the change in voltage or temperature
fixed resistor
5
Are those which the electric resistance value can be adjusted
variable resistor
6
Are used when there is a need to dissipate a large amount of heat
wire wound resistor
7
Are used when large resistance is needed
composition resistor
8
Wire wound and composition resistor are?
fixed resistors
9
Is a three terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider
potentiometer
10
Is used to control current
rheostat
11
States that the ratio of potential difference between any two points on a conductor to the current flowing between them, is constant, provided the temperature of the conductor does not change
ohm’s law
12
The value of resistance is zero when the circuit is
short
13
In _ no voltage can exist across it and current through it is very large
short circuit
14
The value of resistance is infinite when the circuit is
open
15
In _ there is no flow of current and resistance between two points is infinite
open circuit
16
Is a circuit whose parameters are constant
linear circuit
17
Is a circuit whose parameters change with voltage or current
non-linear circuit
18
Is a circuit whose properties or characteristics are the same in either direction
bilateral circuit
19
Is a circuit whose properties or characteristics change with the direction of its operation
unilateral circuit
20
Is a network that contains no source of electromotive force
passive network
21
Is a network that contains one or more than one source of electromotive force
active network
22
Is the properties relating to the placement of elements in the network and the geometric configuration of the network
network topology
23
Is a part of a network which lies between two junction or nodes
branch
24
Is a point or junction where two or more circuit elements are connected together
node
25
Is a close path in a circuit in which no element or node is encountered more than once
loop
26
Is a loop that contains no other loop within it
mesh
27
States that the algebraic sum of the voltages around a closed circuit path must be zero
KVL or Kirchhoff’s Voltage Law
28
States that the algebraic sum of all currents entering and exiting a node or junction must be zero
Kirchhoff’s Current Law
29
In the _ elements share a single node and carry the same current but voltage is dropped across each of the resistances
series connection
30
Resistances are additive in?
series circuit
31
In series circuit, powers are?
additives
32
In the _ elements are connected to the same two nodes and have the same voltage across them.
parallel connection
33
Branch circuit are additive in
parallel circuit
34
Conductances are additive in
parallel circuit
35
Powers are additive in
parallel circuit
36
It is a solution that employs a system of loop or mesh currents instead of branch currents
mesh analysis
37
It forms when two meshes have a common current source
supermesh
38
In applying ohm’s law, the current _ and voltage _ is important
direction, polarity