Electronics Worksheet: Circuit Symbols

Electronics lesson 7: Circuit symbols · Set 975 · 40 questions

Remember (Shape tells the part): Cell: long and short line (long = +). Battery: two or more cells. Wire: straight line. Junction: a dot. Bulb: circle with a cross. Switch: line lifted at a gap. Resistor: rectangle. Capacitor: two equal parallel lines. Diode: triangle against a bar; LED: the same with two arrows out. Circle with M = motor, A = ammeter, V = voltmeter.

1. 1.Which drawing is the symbol for a bulb? (a) a circle with a cross (b) a line lifted at a gap (c) a circle with V inside (d) one tall, one short bar
2. 2.✏️ In a circuit diagram, which part is drawn as triangle against a bar? (a) cell (b) battery (c) LED (d) diode
3. 3.✏️ In a circuit diagram, which part is drawn as one tall, one short bar? (a) wire (b) switch (c) cell (d) bulb
4. 4.Which drawing is the symbol for a battery? (a) a circle with an X in it (b) two equal parallel lines (c) triangle, bar and arrows (d) two or more cell symbols
5. 5.True or false: a circle with M inside is the symbol for an LED. (a) False (b) True
6. 6.✏️ In a circuit diagram, which part is drawn as a circle with an X in it? (a) motor (b) bulb (c) wire (d) switch
7. 7.True or false: two or more cell symbols is the symbol for a motor. (a) False (b) True
8. 8.✏️ In a circuit diagram, wires are usually drawn as … (a) wavy lines (b) straight lines (c) dotted circles (d) little stars
9. 9.✏️ In a circuit diagram, which part is drawn as a circle with M inside? (a) switch (b) voltmeter (c) motor (d) cell
10. 10.✏️ In a circuit diagram, which part is drawn as a circle with a cross? (a) wire (b) bulb (c) motor (d) switch
11. 11.True or false: two equal parallel lines is the symbol for a capacitor. (a) True (b) False
12. 12.Which drawing is the symbol for a voltmeter? (a) two equal parallel lines (b) a small empty box (c) a circle with a cross (d) a circle with V inside
13. 13.True or false: triangle, bar and arrows is the symbol for an LED. (a) True (b) False
14. 14.✏️ In a cell symbol, which line is the + terminal? (a) both lines (b) the longer line (c) neither line (d) the shorter line
15. 15.True or false: two or more cell symbols is the symbol for a battery. (a) False (b) True
16. 16.Which drawing is the symbol for a motor? (a) a straight line (b) a circle with M inside (c) triangle, bar and arrows (d) two equal parallel lines
17. 17.True or false: a circle with a cross is the symbol for a bulb. (a) True (b) False
18. 18.True or false: a circle with A inside is the symbol for an ammeter. (a) False (b) True
19. 19.✏️ In a circuit diagram, which part is drawn as a line lifted at a gap? (a) switch (b) bulb (c) junction (d) voltmeter
20. 20.True or false: triangle, bar and arrows is the symbol for a cell. (a) False (b) True
21. 21.Which drawing is the symbol for a battery? (a) triangle, bar and arrows (b) a plain rectangle (c) one tall, one short bar (d) many long-short pairs
22. 22.✏️ In a circuit diagram, which part is drawn as two equal parallel lines? (a) bulb (b) voltmeter (c) capacitor (d) motor
23. 23.True or false: a straight line is the symbol for a wire. (a) False (b) True
24. 24.✏️ In a circuit diagram, which part is drawn as a small empty box? (a) LED (b) ammeter (c) bulb (d) resistor
25. 25.✏️ In a circuit diagram, which part is drawn as a straight line? (a) wire (b) ammeter (c) motor (d) capacitor
26. 26.✏️ In a circuit diagram, which part is drawn as a circle with A inside? (a) ammeter (b) capacitor (c) LED (d) junction
27. 27.Which drawing is the symbol for a cell? (a) a circle with M inside (b) a long and a short line (c) a line lifted at a gap (d) a small empty box
28. 28.True or false: a plain rectangle is the symbol for an ammeter. (a) True (b) False
29. 29.True or false: a circle with A inside is the symbol for a wire. (a) False (b) True
30. 30.True or false: many long-short pairs is the symbol for a battery. (a) True (b) False
31. 31.True or false: a dot where wires meet is the symbol for an ammeter. (a) False (b) True
32. 32.Which drawing is the symbol for a switch? (a) triangle, bar and arrows (b) a line lifted at a gap (c) many long-short pairs (d) a long and a short line
33. 33.✏️ In a circuit diagram, which part is drawn as two or more cell symbols? (a) junction (b) battery (c) capacitor (d) ammeter
34. 34.Which drawing is the symbol for a resistor? (a) a line lifted at a gap (b) a plain rectangle (c) two or more cell symbols (d) a long and a short line
35. 35.True or false: a circle with an X in it is the symbol for a junction. (a) False (b) True
36. 36.Which drawing is the symbol for a wire? (a) triangle, bar and arrows (b) a straight line (c) two or more cell symbols (d) one tall, one short bar
37. 37.✏️ In a circuit diagram, which part is drawn as a circle with V inside? (a) motor (b) ammeter (c) LED (d) voltmeter
38. 38.Which drawing is the symbol for an ammeter? (a) one tall, one short bar (b) a plain rectangle (c) a circle with A inside (d) triangle, bar and arrows
39. 39.True or false: triangle against a bar is the symbol for a diode. (a) True (b) False
40. 40.Which drawing is the symbol for a resistor? (a) two or more cell symbols (b) a circle with an X in it (c) a small empty box (d) a circle with M inside

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