WorksheetsFundamental Of Electric Circuits
Total questions: 50
Worksheet time: 50mins
Name
Class
Date
1.
energy required to move a unit charge from point A and B is
a)
voltage
b)
current
c)
potential energy
d)
electron flow
e)
kinethic energy
2.
1 voltage equivalent with
a)
1 joule/coulomb
b)
1 ampere ohm
c)
1 ampere/coulomb
d)
1 farad/ohm
e)
6x10^-23 electron/coulomb
3.
a positive power mean?
a)
element is absorbing energy
b)
element produce positive current
c)
element consume positive current
d)
element used to be voltage source
e)
element used to be current source
4.
5 electron has
a)
-8 x 10^-19 Coulomb
b)
-1,6 x 10^-23 Coulomb
c)
-8 x 10^-23 Coulomb
d)
-1,6 x 10^-19 Coulomb
e)
3,34 x 10^23
5.
if Vab = 8 volt, so Vba=..
a)
1/8 volt
b)
-1/8 volt
c)
volt
d)
-8 volt
e)
log8 volt
6.
the law which states that the voltage v across a<br />resistor is directly proportional to the current i<br />flowing through the resistor called
a)
newton's law
b)
ohm's law
c)
kirchhoff's law
d)
dalton's law
e)
lenz's law
7.
ohm's law was discovered by
a)
John Dalton
b)
Isaac Newton
c)
Blaise Pascal
d)
George Simon Ohm
e)
Daniel Bernoulli
8.
the equation v = iR = o is used in the circuit
a)
Short circuit
b)
Long circuit
c)
Medium circuit
d)
open circuit
e)
Close circuit
9.
which is not included in the type of fixed resistor is
a)
Wire wound resistor
b)
Carbon composition resistor
c)
Carbon film resistor
d)
Metal film resistor
e)
Wire film resistor
10.
represents a single element such as<br />a voltage source or a resistor called
a)
Loop
b)
Circuit
c)
Branch
d)
Network
e)
Node
11.
Electronic components that have two pins and are designed to regulate electrical voltage and electric current called
a)
kapasitor
b)
Transistor
c)
Resistor
d)
Relay
e)
Avometer
12.
The unit used in the resistor is
a)
Ohm
b)
Coulomb
c)
Newton
d)
Gram
e)
Meter
13.
To calculate the delta-shaped complex resistor circuit can be solved by
a)
Gauss
b)
Gauss-jordan
c)
Kirchoff Law
d)
Way delta transformation
e)
Fourier
14.
The first three bands identified four bands
a)
Divide
b)
Tolerance
c)
Reduction
d)
<br />multiplier
e)
Resistance price
15.
The color code scheme most often used on resitors is
a)
Five band identification
b)
Four band identification
c)
Three band identification
d)
Two band identification
e)
Six band identification
16.
if there is a current source in loop, then the mesh is turned into
a)
supernode
b)
supermesh
c)
superposition
d)
supernode-mesh
e)
wye delta
17.
supermesh is a circuit sorting that avoids source current because
a)
the terminal current is unknown
b)
the terminal voltage is unknown
c)
the terminal impedance is unknown
d)
the terminal resistance is unknown
e)
the terminal conductivity is unknown
18.
What is a planar circuit?
a)
Planner circuit is a simple circuit or network that contains many other circuits
b)
Planar circuit is a simple circuit or network that can be drawn on a plane surface where crossover is happening.
c)
Planar circuit is a simple circuit or network that can be drawn on a plane surface where no crossover is happening.
d)
Planar circuit is a simple circuit or network that can't be drawn on a plane surface where no crossover is happening.
e)
Planner circuit is a simple circuit or network that can be drawn on a plane surface where crossover is happening.
19.
things to consider in mesh analysis:
a)
the current in loop assumed surrounding the loop
b)
the current in loop indicates the total of current happened
c)
the equation = the branch total-junction total+1
d)
the equation = the branch total-junction total-1
e)
the equation = the branch total-junction total+10
20.
What is the meaning of Mesh ?
a)
Mesh is a small loop or loop that has no other loop in it.
b)
Mesh is the largest loop or loop that has no other loop in it.
c)
Mesh is the largest loop
d)
Mesh is the smallest loop or loop that contains another loop in it.
e)
Mesh is the largest loop or loop that contains another loop in it.
21.
Nodal analysis is
a)
the application of Kirchhoff’s current law at the nonreference circuits.
b)
the application of Kirchhoff’s current law at the nonreference mesh.
c)
the application of Kirchhoff’s current law at the nonreference nodes.
d)
the application of Kirchhoff’s current law at the nonreference voltage.
e)
the application of Kirchhoff’s current law at the nonreference currents.
22.
what is a loop which does not contain any other loops within it?
a)
a mesh
b)
a node
c)
a nodal
d)
a branch
e)
a circuit
23.
Mesh analysis is the application of
a)
Kirchhoff’s voltage law around meshes in a planar mesh.
b)
Kirchhoff’s voltage law around meshes in a circle circuit
c)
Kirchhoff’s voltage law around meshes in a planar circuit
d)
Kirchhoff’s voltage law around meshes in a mesh circuit
e)
Kirchhoff’s voltage law around meshes in a non mesh circuit
24.
A supermesh consists of two meshes that
a)
have a dependent or independent current source in voltages
b)
have a dependent or independent current source in common
c)
have a dependent or independent mesh source in common
d)
have a independent current source in common
e)
have a dependent current source in common
25.
Nodal analysis is normally used when
a)
a circuit has fewer node equations than mesh equations
b)
a circuit has more node equations than mesh equations
c)
a circuit has more current equations than mesh equations
d)
a circuit has fewer node equations than current equations
e)
a circuit has fewer circuits than mesh equations
26.
how many BJT transistors are there?
a)
1
b)
2
c)
3
d)
4
e)
5
27.
what are the types of bjt transistors
a)
PNP
b)
NNP
c)
NPP
d)
NPN
e)
PPN
28.
what are the uses of BJT
a)
amplifier
b)
capasitor
c)
switch
d)
resistor
e)
inductor
29.
the component of the transistor is
a)
emitor
b)
ground
c)
basis
d)
collector
e)
mesh
30.
BJT transistors are commonly used at
a)
irrigation
b)
resitemperature sensorstance
c)
logarithmic modifier
d)
waste treatment
e)
electricity supply
31.
ground function in an electronic circuit is
a)
to prevent leakage of electric current
b)
a common return path for electric current
c)
a direct physical connection to the earth
d)
to prevent leakage of electric voltage
e)
to prevent electrical hazard
32.
in mesh analysis, which parameter is unknown
a)
voltage
b)
resistance
c)
impedance
d)
current
e)
conductivity
33.
The first step in mesh analysis is to draw and name the rotation … as shown above
a)
voltage
b)
current
c)
resistor
d)
capasitor
e)
transistor
34.
the meeting point of three or more circuit elements is called
a)
Node
b)
Mesh
c)
Junction
d)
Ground
e)
Supermesh
35.
in mesh analysis, which parameter is unknown
a)
voltage
b)
resistance
c)
impedance
d)
current
e)
conductivity
36.
the circuit analysis method consists of 3, i.e.:
a)
node
b)
mesh
c)
superposition
d)
branch current
e)
loop
37.
An easier method of solving the above circuit is by using Mesh Current Analysis or Loop Analysis which is also sometimes called ... method
a)
Khircoff law
b)
ohm's law
c)
Maxwell´s Circulating Currents
d)
newton's law
e)
nodal analysis
38.
Supermesh occurs because the ... source is in between the essential meshes
a)
current
b)
voltage
c)
resist
d)
transistor
e)
capasitor
39.
The amount of voltage in a closed circuit is
a)
1
b)
2
c)
3
d)
4
e)
0
40.
A supermesh requires the application of…
a)
both KVL and KCL
b)
only KVL
c)
none of them
d)
only KCL
e)
mesh analysis
41.
What are the types of non-linear resistors?
a)
PTC
b)
LDR
c)
SCR
d)
1 and 2
e)
1 and 3
42.
mention some of characteristics of electric charge !
a)
related of charges in motion
b)
it is bipolar
c)
it is unipolar
d)
it exists in discrete quantities
e)
related to separation of charge
43.
Basic unit for Luminous intensity is ….
a)
Kelvin
b)
Ampere
c)
Second
d)
Candela
e)
Meter
44.
Atom consists with 2 basic materials. What are they ?
a)
core atom
b)
proton
c)
electrons
d)
neutron
e)
ion
45.
supermesh is a circuit sorting that avoids source current because
a)
the terminal current is unknown
b)
the terminal voltage is unknown
c)
the terminal impedance is unknown
d)
the terminal resistance is unknown
e)
the terminal conductivity is unknown
46.
second order circuit characterized by
a)
second order logarithmic equation
b)
second order polyomial equation
c)
second order differential equation
d)
second order axponential equation
e)
second order axponential equation
47.
if 𝛼 > 𝜔 we will have
a)
critically damped case
b)
overdamped case
c)
underdamped case
d)
overload damped case
e)
overless damped case
48.
different between RLC series and RLC parallel in second-order circuit is…
a)
the value of Resistivity
b)
the value of inductance
c)
the value of capacitance
d)
the value of current flow
e)
the value of voltage flow
49.
v(t) = A1e^(s1t) + A2e^(s2t) is voltage solution of
a)
zerodamped case
b)
underdamped case
c)
critically damped case
d)
overdamped case
e)
overless case
50.
initial value in second-order circuit can be determined by
a)
contiinous result of capacitor voltage
b)
discrete result of capacitor voltage
c)
discrete result of inductor current
d)
contiinous result of inductor current
e)
contiinous result of capacitor current
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