Electronic Components Quiz
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Questions and Answers

What is the main function of a resistor in a circuit?

  • To store electrical energy
  • To control voltages and currents (correct)
  • To generate magnetic fields
  • To amplify signals

Why is it important to use a resistor when connecting a 9V battery to a LED?

  • To decrease the voltage across the LED
  • To prevent the LED from emitting light
  • To increase the brightness of the LED
  • To limit the current flowing through the LED (correct)

What happens if a LED is connected directly to a 9V battery without a resistor?

  • The LED will not be affected
  • The LED will not emit any light
  • The LED will emit light at maximum brightness
  • The LED will consume excessive current and may burn out (correct)

What is the role of a capacitor in a circuit?

<p>To store and release electrical energy (B)</p> Signup and view all the answers

Which component is used to amplify signals in a circuit?

<p>Transistor (A)</p> Signup and view all the answers

Apa fungsi utama dari resistor dalam rangkaian?

<p>Mengontrol tegangan dan arus dalam rangkaian (B)</p> Signup and view all the answers

Simbol apa yang digunakan untuk merepresentasikan resistor dalam diagram skematik?

<p>Simbol lingkaran dengan huruf R di dalamnya (C)</p> Signup and view all the answers

Apa yang terjadi jika LED terhubung langsung ke baterai 9V tanpa menggunakan resistor?

<p>LED akan menerima arus yang terlalu besar dan bisa rusak (A)</p> Signup and view all the answers

Apa yang dilakukan kapasitor dalam sebuah rangkaian?

<p>Menyimpan dan melepaskan muatan listrik (D)</p> Signup and view all the answers

Komponen elektronik mana yang digunakan untuk memperkuat sinyal dalam sebuah rangkaian?

<p>Transistor (D)</p> Signup and view all the answers

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