Basics of Clocks
Definition of Clock
A Clock is an electronic instrument used for indicating and maintaining the time. It represents time in hours, minutes and seconds.
Hands of Clock
A clock has three hands:
- Hour hand - clock is divided along the circumference into 12 equal spaces denoting 12 hours.
- Minute hand - clock is divided along the circumference into 60 equal spaces denoting 60 minutes.
- Second hand
One hour = 60 minutes = 60 × 60 seconds = 3600 seconds
Different types of questions asked:
Find the angle made by the two hands of a clock at a particular time.
Find the time at which two hands make a particular angle with each other.
Questions on faulty watches