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Worksheetsfundamental of electricity
Total questions: 50
Worksheet time: 27mins
Name
Class
Date
1.
The transformer that works to reduce the voltage is ....
a)
step up
b)
step down
c)
step bottom
d)
step top
e)
step up down
2.
V in ohm formula as a?
a)
voltage
b)
current
c)
resisstor
d)
vigure
e)
vice
3.
the resistor units are …
a)
volt
b)
Ohm
c)
Ampere
d)
Nano farad
e)
newton
4.
the current units are …
a)
Volt
b)
Ohm
c)
Ampere
d)
Nano farad
e)
newton
5.
the voltage units are …
a)
Volt
b)
Ohm
c)
Ampere
d)
Nano farad
e)
newton
6.
the value of resistor 5,6 kΩ same as …
a)
56Ω
b)
560Ω
c)
5600Ω
d)
0,56Ω
e)
0,056Ω
7.
Capacitors that read 2n2 value ....
a)
22000 pF
b)
2200 pF
c)
220 pF
d)
22pF
e)
2,2 pF
8.
The transformer that works to reduce the voltage is ....
a)
step up
b)
step down
c)
step bottom
d)
step top
e)
step up down
9.
The transformer that works to increase the voltage is ....
a)
step up
b)
step down
c)
step bottom
d)
step top
e)
step up down
10.
Diode is a component contained in the adapter; ...
a)
input
b)
output
c)
rectifier
d)
filter
e)
disaster
11.
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
12.
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
13.
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
14.
V in ohm formula as a?
a)
voltage
b)
current
c)
resisstor
d)
vigure
e)
vice
15.
I in ohm formula as a?
a)
voltage
b)
current
c)
resisstor
d)
vigure
e)
vice
16.
R in home formula as a?
a)
voltage
b)
current
c)
resistor
d)
vigure
e)
vice
17.
which of the followin is ohm's formula
a)
V = Q.R
b)
V = I.R
c)
V = B.A
d)
V = F.A
e)
V = Q.R
18.
what stands name for KCL?
a)
Kirchhoff’s componen law
b)
Kirchhoff’s current lay
c)
Kirchhoff’s current law
d)
Kevin current law
e)
Kirchhoff’s core law
19.
what stands name for KVL?
a)
Kirchhoff’s voltage law
b)
Kirchhoff’s vote law
c)
Kirchhoff’s voltage low
d)
Kevin voltage law
e)
Kirchhoff’s vellue law
20.
i= 4, R= 10, find a voltage use ohm's law
a)
30
b)
35
c)
50
d)
40
e)
10
21.
i= 5, V= 20, find resisstor use ohm law
a)
3
b)
3.5
c)
5
d)
4
e)
1
22.
what stands name for KCL?
a)
Kirchhoff’s componen law
b)
Kirchhoff’s current lay
c)
Kirchhoff’s current law
d)
Kevin current law
e)
Kirchhoff’s core law
23.
the resistor units are …
a)
volt
b)
Ohm
c)
Ampere
d)
Nano farad
e)
newton
24.
the current units are …
a)
Volt
b)
Ohm
c)
Ampere
d)
Nano farad
e)
newton
25.
the voltage units are …
a)
Volt
b)
Ohm
c)
Ampere
d)
Nano farad
e)
newton
26.
What is a short circuit ?
a)
A circuit element with resistance approaching 0
b)
A circuit element
c)
A circuit element with resistance approaching infinity
d)
A circuit element with voltage approaching 0
e)
A circuit element with voltage approaching infinity
27.
What is an open circuit?
a)
A circuit element with resistance approaching 0
b)
A circuit element
c)
A circuit element with resistance approaching infinity
d)
A circuit element with voltage approaching 0
e)
A circuit element with voltage approaching infinity
28.
I in ohm formula as a?
a)
voltage
b)
current
c)
resisstor
d)
vigure
e)
vice
29.
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
30.
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
31.
represents a single element such as<br />a voltage source or a resistor called
a)
Loop
b)
Circuit
c)
Branch
d)
Network
e)
Node
32.
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
33.
The point of connection between two or more branch is called?
a)
A network
b)
A circuit
c)
A branch
d)
A loop
e)
A node
34.
A network providing one or more paths is called?
a)
A network
b)
A circuit
c)
A branch
d)
A loop
e)
A node
35.
A single element such as resistor or a voltage source is represented as?
a)
A network
b)
A circuit
c)
A branch
d)
A loop
e)
A node
36.
The point of connection between two or more branch is called?
a)
A network
b)
A circuit
c)
A branch
d)
A loop
e)
A node
37.
A closed path in a circuit is called?
a)
A network
b)
A circuit
c)
A branch
d)
A loop
e)
A node
38.
V = 4.2 R = 6, find the current using ohm’s law
a)
0.004861111111111111
b)
0.005555555555555556
c)
7
d)
6
e)
0.004166666666666667
39.
the meeting point of three or more circuit elements is called
a)
Node
b)
Mesh
c)
Junction
d)
Ground
e)
Supermesh
40.
in mesh analysis, which parameter is unknown
a)
voltage
b)
resistance
c)
impedance
d)
current
e)
conductivity
41.
the circuit analysis method consists of 3, i.e.:
a)
node
b)
mesh
c)
superposition
d)
branch current
e)
loop
42.
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
43.
Supermesh occurs because the ... source is in between the essential meshes
a)
current
b)
voltage
c)
resist
d)
transistor
e)
capasitor
44.
The amount of voltage in a closed circuit is
a)
1
b)
2
c)
3
d)
4
e)
0
45.
A supermesh requires the application of…
a)
both KVL and KCL
b)
only KVL
c)
none of them
d)
only KCL
e)
mesh analysis
46.
V in ohm formula as a?
a)
voltage
b)
current
c)
resisstor
d)
vigure
e)
vice
47.
I in ohm formula as a?
a)
voltage
b)
current
c)
resisstor
d)
vigure
e)
vice
48.
R in home formula as a?
a)
voltage
b)
current
c)
resistor
d)
vigure
e)
vice
49.
which of the followin is ohm's formula
a)
V = Q.R
b)
V = I.R
c)
V = B.A
d)
V = F.A
e)
V = Q.R
50.
what stands name for KCL?
a)
Kirchhoff’s componen law
b)
Kirchhoff’s current lay
c)
Kirchhoff’s current law
d)
Kevin current law
e)
Kirchhoff’s core law
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