1 Flashcards
What does a cell symbol represent in a circuit diagram?
A cell symbol represents a source of electrical energy.
True or False: A battery symbol consists of two or more cell symbols connected together.
True
What is the symbol for a resistor?
The symbol for a resistor is a zigzag line.
Fill in the blank: The symbol for a switch is represented by a _____ line that is open or closed.
broken
What does the symbol for a lamp indicate in a circuit?
The symbol for a lamp indicates a light-emitting device.
Which symbol represents a fuse in a circuit diagram?
A fuse is represented by a rectangle with a line through it.
Multiple choice: What does the symbol with a triangle and a line at the base represent? A) Capacitor B) Diode C) Inductor
B) Diode
What does an open switch symbol indicate?
An open switch symbol indicates that the circuit is incomplete.
True or False: The symbol for a variable resistor is the same as a regular resistor.
False
What is the function of a capacitor in a circuit?
A capacitor stores electrical energy temporarily.
Which symbol represents an ammeter?
An ammeter is represented by a circle with an ‘A’ inside.
Fill in the blank: The symbol for a voltmeter is represented by a circle with a _____ inside.
V
What does the ground symbol indicate in a circuit diagram?
The ground symbol indicates a reference point for voltage in the circuit.
Multiple choice: Which symbol represents a transformer? A) Rectangle B) Circle C) Two parallel lines
C) Two parallel lines
What does the symbol for a diode do?
The diode symbol allows current to flow in one direction only.
True or False: The symbol for an LED is different from a regular diode.
True
What does the symbol for a relay represent?
The relay symbol represents an electrically operated switch.
Which symbol indicates a connection point in a circuit diagram?
A dot where lines intersect indicates a connection point.
Fill in the blank: The symbol for an inductor is represented by a series of _____ loops.
curved
What is the purpose of a potentiometer in a circuit?
A potentiometer is used to adjust voltage levels.
Multiple choice: What does the symbol with a circle and a plus sign inside represent? A) Ground B) Battery C) Capacitor
B) Battery
What does the symbol for a speaker indicate?
The speaker symbol indicates a device that converts electrical energy into sound.
True or False: A short circuit is represented by a closed switch symbol.
True
What is indicated by the symbol for a fuse in a circuit?
The fuse symbol indicates a safety device that prevents excess current.
