Description
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Slinky, Plastic
Description :-
Easier to handle as it does not tangle.
Size 63 mm diameter x 65 mm length.
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Sonometer 3-Wire
Description :-
Hollow wooden sounding box 1290 x 130 x 110 mm, with mm scale, has two fixed bridges 72 cm apart over which wires are stretched.
To one wire is fitted a spring balance reading to 100 N x 5 N and its tension can be adjusted by a winged nut and measured.
Another wire passes over a pulley and can be loaded as desired.
A third wire, for comparison, can have its tension adjusted by a wrest-pin.
With 3 movable bridges, wrest-pin key, spring balance, and set of four wires of different diameters, each 1.5 meter long, without masses.
Digital Stroboscope
Description :-
Stroboscopic flashes are triggered by either the internal oscillator or by external pulses which may be connected to the two 4mm sockets mounted on the rear panel of the instrument. Example of the many applications of this unit are to be found in motion analysis multi exposures photography, examination of moving parts and measurement of rotational speed.
Specifications:-
Input Volts : 220V AC, 50 Hz
Flash Rate: 0- 9999 Flashes per minute.
Resolution : 1
Display: 7 Segment LED (4 nos.)
Bell Jar and Vacuum Pump Set
Description :- Simple, innovative kit allows you to perform a number of experiments on vacuum and air pressure.
The kit clearly demonstrates the method by which a pump works.
Also illustrates that air has mass and helps find its mass and density.
Explain the effect of surrounding air pressure on a sealed balloon.
The balloon will expand when the surrounding air is removed.
And also demonstrate that liquid boils at reduced temperature when the surrounding air pressure is reduced with instructions.
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