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WorksheetsEES 4- UNIT 3 LAWS OF ELECTRICITY
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
d)
light
2.
Voltage divided by Resistance
(V / R)
a)
Current
b)
Power
c)
Ohms
d)
Watts
3.
If the Voltage stays the same and Resistance is increased, Current will
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
4.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
5.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
6.
Define Kirchhoff Current Law
a)
the sum of currents flowing into that node is equal to the sum of currents flowing out of that node
b)
currents around a loop is equal to zero
c)
voltage entering a node equal to zero
d)
current entering a node not equal to zero
7.
Kirchhoff's 1st law deals with
a)
current in circuit
b)
voltage in circuit
c)
e.m.f in circuit
d)
voltage in circuit and e.m.f in circuit
8.
Current entering and leaving a point in a circuit should be
a)
equal
b)
decreasing
c)
increasing
d)
variable
9.
In the given current distribution what is the value of I
a)
3A
b)
8 A
c)
2A
d)
5A
10.
According to Kirchhoff's voltage law, the algebraic some of all IR drops and e.m.fs. in any closed loop of a network is always
a)
Negative
b)
Positive
c)
Determined by battery e.m.fs.
d)
zero
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