Digital devices are
A. Digital Clock
B. Automobile speed meter
C. Clock with a dial and two hands
D. All of them
Answer:A
Digital devices are
A. Digital Clock B. Automobile speed meter C. Clock with a dial and two hands D. All of them
Explanation: Automobile speed meter and clock with a dial and two hands are analog devices. Speed meter works on speed of wheel and the later works on tension of dialed spring.