Polished, 300 x 13 mm length x diam
Category: Physics Instruments
ELASTIC MATERIAL KIT – GUPTA BRAND 8006115
Containing 25 expendable steel springs, 2 wide steel springs, 114 x 75 mm diam, 2 soft latex foam blocks, reels of copper wire, one of 32 swg & two of 26 swg, each 50 g, 1 length valve latex tube, 4 elastic cords with eyelets and 4 soft erasers for twisting.
ELECTRIC BELL – GUPTA BRAND 8006002A
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A: With detachable snap-on bakelite cover, metal thread terminals, silver contacts. Dome gang dia. 75 mm approx. For use on 3 to 4.5V AC/DC supplies. B: As above, but works on 230 Volts AC/DC, 50-60 Hz. |
ELECTRIC BELL DEMONSTRAION – GUPTA BRAND 8006002B
ELECTRIC WHIRL – GUPTA BRAND 8006044
On stand, with insulated base