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WorksheetsAS level Electricity
Total questions: 12
Worksheet time: 7mins
What is the definition of CURRENT?
Current is the charge that flows through the circuit
Current is the rate of flow of charge
Current is the rate of voltage
Current is charge
Which direction do the electrons transfer current in a circuit?
Right
Positive to negative
Negative to positive
Left
Whats wrong with this circuit?
There is only one cell
The ammeter isn't connected in series
There is no volt meter
The circuit is backwards
Potential difference is the (a) per unit charge
The equation that links power to voltage and current is?
P=CR
I=PV
P=I/V
P=VI
Which THREE things determine resistance
Length, Area and Resistivity
Length, Bend and Twist
Size, Power and Strength
Tensile strain and Tensile Stress
Which of these are uses for super conductors?
Power cable
Really Strong Electro Magnets
Electronic Circuits that work incredibly fast
Super Fast cars
How many joules are in one electron volt?
1.60218e-19
1.60218e19
1.60218e-20
1.60218e20
Which component is this the I V graph for?
Diode
LED
Thermistor
Filament bulb
A current of 2.0 A flows through a component with a resistance of 40 Ω. Calculate the potential difference.
(a)
What component does this circuit symbol represent?
Cell
Volt meter
Resistor
Ohmic meter
Which ammeter will have the biggest reading?
Ammeter 1
Ammeter 2
Both ammeters
Both will blow up
