Which musical composition by Haydn is known for imitating a ticking clock?

The musical composition by Haydn known for imitating a ticking clock is Symphony No. 101 in D Major, often referred to as the "Clock Symphony." This symphony is notable for its second movement, which features a steady, rhythmic pattern that resembles the sound of a clock ticking. The use of repeated quaver notes in the strings and the overall tempo creates an ambiance that effectively evokes the concept of timekeeping.

This clever musical illustration showcases Haydn's ingenuity as a composer and his ability to incorporate vivid imagery into his works. The "Clock Symphony" is a prime example of the Classical era's penchant for thematic development and programmatic elements, which aimed to create specific images or ideas through music.