enow.com Web Search

  1. Ad

    related to: pipes making knocking noise

Search results

  1. Results from the WOW.Com Content Network
  2. Water hammer - Wikipedia

    en.wikipedia.org/wiki/Water_hammer

    Shorter lengths of straight pipe, i.e. add elbows, expansion loops. Water hammer is related to the speed of sound in the fluid, and elbows reduce the influences of pressure waves. Arranging the larger piping in loops that supply shorter smaller run-out pipe branches.

  3. Ghostwatch - Wikipedia

    en.wikipedia.org/wiki/Ghostwatch

    Pamela Early (Brid Brennan) and her daughters Suzanne (Michelle Wesson) and Kim (Cherise Wesson) are tormented by a poltergeist referred to by Kim as "Pipes", his name originating from knocking noises attributed to the house's plumbing. Pipes routinely possesses and harms Suzanne, and is said to dwell in a room under the house's stairs.

  4. List of onomatopoeias - Wikipedia

    en.wikipedia.org/wiki/List_of_onomatopoeias

    This is an accepted version of this page This is the latest accepted revision, reviewed on 14 January 2025. This is a list of onomatopoeias, i.e. words that imitate, resemble, or suggest the source of the sound that they describe. For more information, see the linked articles. Human vocal sounds Achoo, Atishoo, the sound of a sneeze Ahem, a sound made to clear the throat or to draw attention ...

  5. Ductile iron pipe - Wikipedia

    en.wikipedia.org/wiki/Ductile_iron_pipe

    The energy consumed in manufacturing ductile iron pipe was 19.55 MJ per kg and volume of emissions released during manufacture was 1.430 kg CO 2 per kg, compared to 68.30 MJ per kg of energy and 4.860 kg CO 2 per kg emissions for PVC pipes, and 1.24 MJ per kg and 0.148 kg CO 2 per kg for concrete pipes of the same diameter.

  6. Noise and vibration on maritime vessels - Wikipedia

    en.wikipedia.org/wiki/Noise_and_vibration_on...

    At the design table, the naval architect makes the necessary choices concerning the ship's structure to achieve an optimized design towards noise and vibration control. Decisions are made about the engine and shaft, what kind of instruments and material can be used to reduce noise and vibrations throughout the vessel and what is the best way to ...

  7. She heard knocking beneath the floor of her home for weeks ...

    www.aol.com/news/she-heard-knocking-beneath...

    For weeks, an elderly woman complained to her family about the strange knocking sounds coming from beneath her El Sereno home late at night. On Thursday, police made a terrifying discovery.

  8. Whistle tip - Wikipedia

    en.wikipedia.org/wiki/Whistle_tip

    Whistle tips, also referred to as whistler tips, or whistlers, are modified vehicle exhaust pipes that generate a whistling sound during the operation of a motor vehicle that can often be heard up to a mile away. [1] The whistle tip is a small metal plate with a central hole that is welded into the inner tip of the exhaust pipe.

  9. Acoustic resonance - Wikipedia

    en.wikipedia.org/wiki/Acoustic_resonance

    This is a classic demonstration of resonance. A glass has a natural resonance, a frequency at which the glass will vibrate easily. Therefore the glass needs to be moved by the sound wave at that frequency. If the force from the sound wave making the glass vibrate is big enough, the size of the vibration will become so large that the glass ...

  1. Ad

    related to: pipes making knocking noise