WorksheetsFC_1
Total questions: 15
Worksheet time: 8mins
How can we define a voltage ?
pressure of electrical circuit
pressure of electrical circuit
potential difference
all are correct
______ is used to measure the voltage of two points in any circuit.
Voltmeter
Multimeter
Ammeter
a & b are correct
AC voltages are produced by Generator.
True
False
DC voltages are produced by _________
generator
battery
When the voltages are high, then the flow of electrical current is ________
high
low
The symbol of voltage is V or E.
True
False
The negative and positive charge symbols are assigned (in that order) to the
proton and electron
atom and nucleus
electron and proton
electron and element
A voltmeter is used
to measure current
in series with the circuit
in parallel with the circuit
to measure coulombs
If the current in a circuit equals 0 A, it is likely that the
voltage is too high
resistance is too low
circuit has a short
circuit is open
What are the unit and symbol for current?
Ampere, A
Coulomb, I
Ampere, Q
Ampere, I
Which voltage source converts chemical energy to electrical energy?
Battery
Electrical generator
Solar cell
Electronic power supply
Current is
the presence of a positive charge
the abundance of electrons
the movement of electrons
the repulsion of electrons
What do you call a diagram that shows the electrical connections of a circuit’s components?
A pictorial diagram
A schematic diagram
A block diagram
An electrical diagram
What is the color code for a 220 5% resistor?
Red, Red, Brown, Gold
Orange, Orange, Black, Gold
Red, Red, Black, Gold
Red, Red, Brown, Silver
Correct form of ohm's law
I = VR
V ∝ I
V = IR
Above B and C
