Inexpensive, transparent plastic vacuum chamber for basic experiments with low pressure. Hand pump integrated into base plate, bleed valve and manometer for measuring pressure down to 330 hPa.
Dimensions: 200 mm diam. x 250 mm
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Manometer for measuring pressures in the range 0 to 10 hPa (cm water column). U-tube open on both sides with overflow basin on aluminium base plate with scale. Includes stand rod on the reverse for attaching to stand base.
Length of arms: ...
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Powdered food colouring in bottle for use in 30-ml colouring solutions for colouring water in demonstration experiments. One drop of the solution is sufficient to colour 50 ml of water.
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它用于压力概念的介绍,压力的比较,气体的压缩实验和演示过压和低压现象。
两个不同容量的精密玻璃注射器带有磨光活塞,支架上有重量盘。通过一个试管夹连接这两个注射器,安全抓附在较小的活塞上。固定杆可以用来在铝制的底盘上存放圆盘重物。
注射器的容量:10 ml , 50 ml
活塞的横截面之比:10:3
带有重物盘的活塞质量比:10:3
重物个数:15
重物质量:每个大约40 g
底盘规格:140×100 mm
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Demonstration manometer for measuring pressure in centimetres of water. The manometer consists of a U-tube open at both ends attached to a fiberboard (MDF) featuring a scale.
Length of each leg: 50 cm
Measuring range: 0 „Ÿ 50 cm of water ...
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Glass vessel for demonstrating levels of liquid in linked tubes. Four differently shaped glass tubes linked together at the bottom on a base.
Height: 195 mm approx.
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A horizontal glass tube can be connected to a water reservoir through capillary tubes of different diameters. The smaller the diameter of the capillary tube, the higher the water climbs above the level of the reservoir due to the greater hydrostatic ...
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