Voltage, Current, Resistane and Ohm's Law Review
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Last updated almost 4 years ago
15 questions
1
__________ is the difference in charge between two points.
__________ is the difference in charge between two points.
1
_____________ is the rate at which charge is flowing.
_____________ is the rate at which charge is flowing.
1
_____________is a material's tendency to resist the flow of charge.
_____________is a material's tendency to resist the flow of charge.
1
A circuit is a _____________ loop that allows charge to move from one place to another.
A circuit is a _____________ loop that allows charge to move from one place to another.
1
The amount of potential energy between two points or the difference in charge between the two points is called _____________.
The amount of potential energy between two points or the difference in charge between the two points is called _____________.
1
_____________ is the amount of charge flowing through the circuit over a period of time.
_____________ is the amount of charge flowing through the circuit over a period of time.
1
Current is measured in __________. (Full word)
Current is measured in __________. (Full word)
1
What is the unit for describing the amount of resistance in a circuit? (Full word)
What is the unit for describing the amount of resistance in a circuit? (Full word)
1
1 V = 2 A * 2 Ω
1 V = 2 A * 2 Ω
1
What is the keyboard shortcut used to get Ω?
I'll give you a hint. It begins with ALT+??? What's the number?
What is the keyboard shortcut used to get Ω?
I'll give you a hint. It begins with ALT+??? What's the number?
1
Example - Power is an electrical quantity and it is represented in equations using the letter P. It's base unit is Watts and is represented after quantities with W. I can describe the power a lightbulb uses as P = 40 W.
Match the electrical quantity (voltage, current, resistance) with its base unit symbol (what you put after a number:
Example - Power is an electrical quantity and it is represented in equations using the letter P. It's base unit is Watts and is represented after quantities with W. I can describe the power a lightbulb uses as P = 40 W.
Match the electrical quantity (voltage, current, resistance) with its base unit symbol (what you put after a number:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Electrical potential difference | arrow_right_alt | V |
Current | arrow_right_alt | A |
Resistance | arrow_right_alt | Ω |
1
Example - Power is an electrical quantity and it is represented in equations using the letter P. It's base unit is Watts and is represented after quantities with W. I can describe the power a lightbulb uses as P = 40 W.
Match the symbol with its electrical quantity:
Example - Power is an electrical quantity and it is represented in equations using the letter P. It's base unit is Watts and is represented after quantities with W. I can describe the power a lightbulb uses as P = 40 W.
Match the symbol with its electrical quantity:
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
Electric Potential Difference | arrow_right_alt | V |
Current | arrow_right_alt | I |
Resistance | arrow_right_alt | R |
1
What should should happen to current in a circuit if voltage remains the same and resistance increases?
What should should happen to current in a circuit if voltage remains the same and resistance increases?
1
What should a circuit designer do to make an LED brighter in a circuit while keeping the same total voltage in the circuit?
What should a circuit designer do to make an LED brighter in a circuit while keeping the same total voltage in the circuit?
1
You must place a resistor in before an LED in order to control the amount of current going to the LED. Putting a resistor after the LED will have no impact and will cause the LED to burnout.
You must place a resistor in before an LED in order to control the amount of current going to the LED. Putting a resistor after the LED will have no impact and will cause the LED to burnout.