Description:
• For detecting thermal radiation.
• With bulbs approx. 33 mm. diameter.
• One bulb painted matt black.
• Apparatus partially evacuated.
• Mounted on wooden stand.

Description:
• Evacuated glass bulb of approx. 70 mm dia having fine pivot at its centre which supports four light weight vane of mica 10 mm square approximately and blackened on one surface.
• Mounted on a bakelite stand.
• When exposed to sunlight or bright lamp the rotor rotates rapidly.
Product Code :- CLM/PHY/H-062

Description:
• As above but with two sets of mica vanes placed in two separate bulbs, blackened in such a way that rotations are in opposite directions.
Product Code :- CLM/PHY/H-063

Description:
• For rough determination of joule’s mechanical equivalent of heat.
• A stout card board tube 750 mm long x 50 mm dia
• Fitted with 2 corks.
Product Code :- CLM/PHY/H-064

Description:
• One Bismuth and one Antimony base 60 x 5 x 2 mm joined in V form at one end and mounted on a wooden board 80 x 70 mm with copper connecting wires.
Product Code :- CLM/PHY/H-065

Description:
• Sturdy construction with hand rotating device in the vertical plane.
• In this experiment work is converted into heat caused by the friction between two well fitting gum metal cones.
• The inner cone is filled with a known quantity of water and thermometer is held stationary (while the wheel is in motion) with the help of counter corque applied to the bigger round wooden dise by cord and slotted weights.
• A counter is fitted for recording the number of revolutions.
• A slot is provided in the metallic frame to adjust the belt.
• Complete but without thermometer and weights.
Product Code :- CLM/PHY/H-066

Description:
• A double-pole double throw knife switch for connecting the motor / generator. The socket terminals are labelled battery, motor and lamp respectively. Dimensions of laminated wooden base 155 x 105 mm.
Product Code :- CLM/PHY/H-067

Description:
• With 3 M.E.S. Iamp sockets
• connected in parallel
• On base with terminals • With three lamps of 1,25 V,0.25 A
Product Code :- CLM/PHY/H-068

Description:
• For use with motor / generators to give an indication of their output when used as dynamos.
• The lamp holders are connected in parallel.
• Supplied with three lamps 3.5 V, 0.25 Amps. M.E.S.
Product Code :- CLM/PHY/H-069

Description:
• For use with a large motor / generator and a lamp unit to demonstrate the conversion of electrical energy to kinetic energy and then back again. Comprising an iron flywheel 115 mm. diameter,mass 1.2 kg. mounted in cast bracket with bearings. The shaft has an aluminium ‘V’ pulley 44 mm. diameter, for driving with the spring belt supplied.
Product Code :- CLM/PHY/H-070