Direct Current Circuits
Quiz
•
Physics
•
8th - 9th Grade
•
Hard
+1
Standards-aligned
Charles Martinez
FREE Resource
34 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Define electric current
the total charge, Q flowing through the area per unit time, t.
the total current, I flowing through the area per unit time, t.
the rate of capacitance flow through a conductor.
the rate of current flow through a conductor
Tags
NGSS.HS-PS3-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1 ampere of current is defined as ......
one coulomb of current passing through the surface area in one second.
one coulomb of charge passing through the conductor in one second
one coulomb of charge passing through the surface area in one second
one coulomb of currrent passing through the conductor in one second.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Resistivity is defined as .....
the capacitance of a unit length per unit cross-sectional area of the material
the resistance of a unit length per unit cross-sectional area of the material
the capacitance of a unit cross-sectional area per unit length of the material
the resistance of a unit cross-sectional area per unit length of the material
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What type of quantity does the current belongs to?
a base and vector quantities
a base and scalar quantities
a derived and vector quantities
a derived and scalar quantities
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
From the equation, we know that the resistance of a conductor depends on..?
length of conductor
cross sectional area
type of material
volume of the wire
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
State Ohm's Law.
the potential difference across a metallic conductor is proportional to the resistance flowing through it if its temperature is constant.
the resistance across a metallic conductor is proportional to the current flowing through it if its temperature is constant.
the potential difference across a metallic conductor is proportional to the current flowing through it if its temperature is constant.
the current across a metallic conductor is proportional to the potential difference flowing through it if its temperature is constant.
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Which equation defines Ohm's Law?
V=IV
R=VI
I=VR
V=IR
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