Detection of the light using photo resistor with Arduino

Q1. What does LDR stand for in the context of this experiment?

a) Light Density Resistor

b) Light Dependent Resistor

c) Low Density Resistor

d) Light Detection Receiver

Q2. What is the primary function of an LDR in this experiment?

a) To detect sound

b) To detect light intensity

c) To detect temperature

d) To detect humidity

Q3. In the Arduino setup for this experiment, which pin is typically used to connect the LDR?

a) Analog pin

b) Digital pin

c) Ground pin

d) Voltage pin

Q4. Which of the following components is necessary for calibrating the LDR in this experiment?

a) Resistors

b) Capacitors

c) LEDs

d) Transistors

Q5. What type of Arduino program is commonly used to read analog values from an LDR?

a) C++ program

b) Python program

c) Sketch program

d) Assembly program