
Understanding Short Circuits and Current Behavior

Interactive Video
•
Physics, Science, Mathematics
•
9th - 12th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a short circuit?
A desired connection between two nodes
An abnormal connection with high resistance
A normal connection in an electrical circuit
An unintended path with low or zero resistance
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an ideal short circuit, what is the resistance of the unintended path?
Very high
Equal to the voltage
Zero
Infinite
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the current infinite in an ideal short circuit?
Because the voltage is zero
Because the resistance is infinite
Because the resistance is zero
Because the voltage is infinite
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the ideal short circuit not practically possible?
It violates the law of conservation of energy
It requires infinite resistance
It requires infinite voltage
It violates Ohm's Law
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a practical short circuit, what is the nature of the current?
Infinite
Finite
Negative
Zero
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the resistance of the unintended path in a practical short circuit?
Zero
Infinite
Very high
Equal to the voltage
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the practical example, what is the voltage source used?
100 volts
5 volts
50 volts
10 volts
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