Showing 2353–2368 of 2574 results
PHY-MESS-56 SPARK DISCHARGE APPARATUS
SSI-PHY-MESS-56
Demonstrates the ionizing effect of the radioactive emissions. A long narrow metal strip is mounted on edge parallel to and underneath a wire mesh, together form two long conductors with a narrow air gap insulation between them and are provided with a 4mmsocket terminals for power input. On applying high
PHY-MESS-57 WET & DRY DUAL DISPLAY THERMOMETER
SSI-PHY-MESS-57
Plastic Body, -40°C to 50°C Digital Max/Min Thermometer Maxima Minima Dual Display Thermometer with Maximum, Minimum & Current
PHY-MESS-58 WET & DRY THERMOMETER PLASTIC BODY YELLOW
SSI-PHY-MESS-58
Also called max-min thermometer, Wall, dual scale, Mounted on yellow plastic sheet
PHY-MESS-59 WET & DRY THERMOMETER PLASTIC BODY WHITE
SSI-PHY-MESS-59
Also called max-min thermometer, Wall, dual scale, Mounted on white plastic sheet
PHY-MESS-60 THERMOMETER PLASTIC BODY YELLOW
SSI-PHY-MESS-60
Wall, dual scale, Mounted on yellow plastic sheet
PHY-MESS-61 THERMOMETER WHITE PLASTIC SHEET
SSI-PHY-MESS-61
Wall, dual scale, Mounted on milky white plastic sheet
PHY-MESS-63 GALILEO THERMOMETER
SSI-PHY-MESS-63
The liquid in the glass tube becomes less dense and bulbs sink one by one and when temperature falls the bulbs slowly rise one by one. The lowest floating bulb indicates the actual temperature.
PHY-MESS-64 HARR OR HAIR HYGROMETER
SSI-PHY-MESS-64
A hygrometer that measures relative humidity by means of the variation in length of a strand of human hair. The length variation of a properly treated hair is 2%–2.5% when the humidity changes from 0%–100%. Circular dial type hygrometer with scale 0 to 100×1% RH (Relative Humidity). In metal case
PHY-MESS-65 WHIRLING HYGROMETER
SSI-PHY-MESS-65
The ventilated type of hygrometer gives greater accuracy for humidity demonstrations and is particularly useful for measuring local differences in humidity. There are two thermometers mounted inside a case, fully enclosed to prevent breakage, one dry and other having a wick dipping into a water reservoir at the end of
PHY-MESS-66 ANEROID BAROMETER
SSI-PHY-MESS-66
Barometer having sensitive and accurate movement with 100mm circular dial graduated 28-31 inch of mercury and 960-1060 1 hour. The scale designed for maximum clarity and ease of reading. Protected by transparent cover in a plated bezel. Includes resettable index pointer and provision for wall mounting.
PHY-MESS-67 ANEROID BAROMETER DEMONSTRATION TYPE
SSI-PHY-MESS-67
Barometer having sensitive and accurate movement with 100mm circular dial graduated 28-31 inch of mercury and 960-1060 1 hour. The scale designed for maximum clarity and ease of reading. Protected by transparent cover in a plated bezel. Completely enclosed in a transparent plastic case with movements clearly visible for the
PHY-MESS-69 BAROMETER FUNNEL
SSI-PHY-MESS-69
For filling mercury in barometer tubes Borosilicate Glass.
PHY-MESS-69 FORTIN'S BAROMETER
SSI-PHY-MESS-68
Glass tube of about 6mm bore is encased in an enameled and lacquered brass tube, mounted on a polished wooden board with provision for wall mounting. With chemically engraved, silvered scales, graduated in both mm and 1/10” accompanied with a Vernier having a least count of 0.1mm or 1/200 inch
PHY-MESS-70 BAROMETER TUBE
SSI-PHY-MESS-70
A straight tube of clear glass, about 90cm long and 3 to 4 mm bore, having one end open. Borosilicate Glass Neutral Glass
PHY-OPT-001 CONVEX LENS (DOUBLE)
SSI.PHY.OPT.001
Optically worked faces, ground edges, white glass, well-polished, i. Diameter Focal Length: 1000 mm Power: +1.00D ii. Diameter Focal Length:50mm Power: +20.00D iii. Diameter Focal Length: 100 mm Power: +10.00D iv. Diameter:38mm Focal Length: 150 mm Power: +6.67D v. Diameter:38mm Focal Length: 200 mm Power: +5.00D vi. Diameter:38mm Focal Length: