Electrical Circuit Design Lab
Q1. What is the primary function of a proximity sensor in an automation system?
a. To measure temperature
b. To detect the presence of nearby objects without physical contact
c. To count the number of pulses
d. To convert analog signals to digital signals
Q2. What does a counter circuit do in a digital system?
a. Measures voltage
b. Stores data
c. Counts the number of occurrences of an input signal
d. Amplifies signals
Q3. What type of counter would you use to count both upwards and downwards?
a. Up Counter
b. Down Counter
c. Binary Counter
d. Up/Down Counter
Q4. Which component in the counter circuit stores one bit of data?
a. Transistor
b. Capacitor
c. Flip-Flop
d. Resistor
Q5. Which of the following applications benefits most from using a proximity sensor and counter circuit combination?
a. Measuring temperature changes
b. Controlling the brightness of a light
c. Automating the counting of products on a conveyor belt
d. Amplifying audio signals
