Compound Bar

Description

Copper calorimeter 75 x 50 mm with felt insulation, outer vessel of 100 x 65 mm size with a plastic lid having holes for thermometer and stirrer. A thermometer holder is fixed to the outer vessel. Complete with stirrer.

Description

Apparatus is fitted on heavy channel base, at one end of which is an adjusting screw, at the opposite end is a micrometer screw reading to 0.01 mm for measuring the expansion. Supplied with one each of aluminium, brass and iron expansion rods but WITHOUT thermometer. Consisting of metal rod 500 mm in length and 4.5 mm dia. enclosed in a well - lagged, metal tube with three tubules for steam inlet, outlet and thermometer. The metal rod to be investigated is supported in the steam jacket by detachable rubber bungs situated at each end of the tube.

Description

To determine the co-efficient of absolute expansion of mercury. Glass tubes with vertical limbs contained within glass jackets approx. 460 x 25 mm height x diameter are closed by bungs and fitted with inlet and outlet tubes. Upper ends of these vertical limbs are angled on emergence from the jackets to produce two short, adjacent limbs placed against a silvered glass scale 0 to 12 cm x 1 mm. Mounted on stand 610 x 230 mm, height x width. Overall height 750 mm approx. supplied without mercury.

Description

Specially designed for metal block calorimeters. Heating element enclosed in a metal tube with two connecting leads which are insulated with heat resistant insulation. 12 V, 50 W.