1. Which of these watches is used to measure short intervals of time accurately? a. Quartz wristwatch b. Pendulum clockc. Sand clock d. Stopwatch.

1. Which of these watches is used to measure short intervals of time a

1.	1. Which of these watches is used to measure short intervals of time accurately? a. Quartz wristwatch b. Pendulum clockc. Sand clock d. Stopwatch.
Answer» ❒ StopwatchExplanation:☞ Stopwatch is USED to MEASURE SHORT TIME ACCURATELY.