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Electronic Components
Test Description: Test about electronic components
Instructions: Answer all questions to get your test result.
1) What is the role of the coloured rings in the resistors?
A
to prevent the resistor from overloading
B
to know the resistance in Ohms
C
to offer resistance
D
they are for decoration
2) What are resistors used for?
A
to resist heat
B
to limit the current that flows through the circuit
C
to regulate the speaker volumen
D
to throw at the teacher
3) What are potentiometers?
A
variable resistances
B
very bigs resistances
C
energy receptors
D
invariable resistances
4) Give an example of a common use of a pontiometer
A
thermometer
B
battery
C
speaker volume
D
mobile phone
5) What is the meaning of LDR?
A
lightning depending on the rain
B
left draw right
C
low distance resistor
D
light dependent resistor
6) What is the principal role of the thermistor?
A
it's not used for anything
B
it's like a battery
C
to decorate the Arduino board
D
it' s a temperature depending resistance
7) What does the capacitor?
A
the capacitor is a battery
B
it stores energy
C
this electronic element is used to know the capacity of the Arduino board.
D
it's not used for anything
8) Choose an example of a capacitor
A
car
B
camera flash
C
laptops
D
bycicle
9) What can you find in a diode?
A
a LED
B
a insulator
C
a semiconductor
D
a conductor
10) What is a common use of a transistor?
A
a resistor
B
an amplifier
C
a translator
D
a singer
*select an answer for all questions
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