Question

Mechanical timers measure time using______

(a) Thermal Mechanism

(b) Computer code

(c) Clock

(d) Glass

This question was posed to me in an interview.

This key question is from Movement of Piston in Dash Pot topic in portion Viscous Flow & Turbulent Flow of Fluid Mechanics

Answer 1

The correct answer is (c) Clock

For explanation: Mechanical timers use clock to measure time intervals. It can be categorised into two types. One of them is a stop watch, which measures the elapsed time and the other is an hourglass. Both these methods follow the same principle of recording the time intervals.