vacuum

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  • Instruments

    Bell in Vacuum Jar

    KWD 88.000

    Bell in Vacuum Jar

    KWD 88.000

    SKU: 0914-0119 Category:

    Description:

    • This is one of the apparatus to be used in scientific laboratories to demonstrate that sound needs a medium to travel.
    • Turn on the bell placed in this vacuumed jar.
    • Now during this experiment the sound that will be produced in this jar is not audible to our ears, as the sound waves can’t travel in a vacuum state and they need a material medium for its propagation.
    • It can also place on pump plates to perform experiments with diameter at least 15cm.
    • Excellent demonstration tool for science classrooms.
    • Size of Bell Jar : 9″x6

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  • Instruments

    Vacuum Pump Air

    Vacuum Pump Air

    SKU: 0914-1520 Category:

    Details:

    • Useful for creating vacuum inside enclosures placed on the pump plate such as bell-jar.
    • Study the physical phenomena related to vacuum.
    • A metal barrel has piston mounted on its one end and the other end having a metal block on top of which, thick plastic pump plate is mounted.
    • A stop-cock on fixed alongside the metal block facilitates release of vacuum.
    • Vacuum pump hand operated mounted on a non­skid sheet metal base.
    • The complete apparatus mounted on base for convenience in use and stability.

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