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WorksheetsR.A.A.Z Session 1 Quiz
Total questions: 10
Worksheet time: 2mins
Analog input pins in Arduino are mainly used for:
Supplying external power
Generating PWM signals
Transmitting digital data
Converting analog signals into digital values
What is the clock speed of Arduino UNO?
8 MHz
12 MHz
16 MHz
20 MHz
If the capacitor in a 555 timer astable circuit is increased, the blinking frequency of the LED will:
Increase
Decrease
Stay constant
Stop blinking
ESP32 has an advantage over Arduino Uno in RFID security projects because it has:
More analog pins
No USB support
Built-in Wi-Fi & Bluetooth
Smaller Size only
What is the bit resolution of Arduino UNO’s ADC?
10bits = 256
8 bits = 256
9 bits = 512
10bits = 1024
If the duty cycle of a PWM signal is 50%, what will be the average voltage for a 5V signal?
3.0 V
1.25 V
2.5 V
1.0 V
Arduino’s ADC resolution is 10-bit (1024 levels), what digital value will correspond to a 3.0V input (Vcc = 5V)? (Most Appropriate)
560
512
615
820
What is the voltage level of a HIGH output on ESP32 digital pin?
5V
3.3V
0V
4.5V
Convert 97 (Base = 10) into Binary
61
141
110001
110010
Which is your favourite club?
Robotics
Aeromodelling
Automotive
Zenith
