| Varnished wood, with glass front and membrane suspended on cord for loading with sand to show positions of nodes and antinodes. Overall length 760 mm. |
Category: Physics Instruments
PERISCOPE – GUPTA BRAND 8006160
To show principle of reflection, with two plane mirrors fixed at 45°, overall size 250 x 45 x 45 mm, polished wood
PHOTO ELECTRIC CELL UNIT – GUPTA BRAND 8006028
Mounted on base, with 4 mm, colour coded sockets, with circuit diagram printed for demonstration.
PHYSICS OPTIC KIT – GUPTA BRAND 8006161
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PIN HOLE CAMERA – GUPTA BRAND 8006240
The kit consists of the following items :
- 8 cardboard boxes 150 x 100 x 100 mm with hole, screen and lid.
- 50 sheets of black paper 200 x 250 mm.
- 1 20D W lamp
- 1 mounted lampholder with flex.
- 1 packet of pins
PITH BALL ELECTROSCOPE – GUPTA BRAND 8006241
A plated brass pillar mounted on bakelite base supporting two pith balls in unspun silk