Question

Which of the following instrument have very high level of accuracy ?

• A. Electronic stopwatch
• B. Stop clock
• C. Pendulum clock
• D. Hour glass

Answer 1

The correct option is A Electronic stopwatch

Electronic stopwatch, stop clock, pendulum clock and hour glass are the instruments used for measuring the time. Among the following, electronic stopwatch has the highest level of accuracy whereas hourglass has the lowest level of accuracy in measuring time.