1) What is the difference between a cell and a battery? a) A cell is made from 2 or more batteries b) A battery gives energy but a cell takes it away c) A battery is made from 2 or more cells d) A cell gives energy but a battery takes it away 2) Symbol for a diode a) b) c) d) 3) Symbol for an LED a) b) c) d) 4) Symbol for a resistor a) b) c) d) 5) Symbol for a variable resistor a) b) c) d) 6) How do you calculate resistance from current and potential difference? a) Resistance (Ω) = current (A) ÷ potential difference (V) b) Resistance (Ω) = potential difference (V) + current (A) c) Resistance (Ω) = potential difference (V) ÷ current (A) d) Resistance (Ω) = current (A) - potential difference (V) 7) What is the total resistance? a) 40 Ω  b) 10 Ω c) 20 Ω d) 2 Ω 8) What is the total resistance? a) 40 Ω b) 20 Ω c) 10 Ω d) 2 Ω

Electrical circuit flashcards quiz

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