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51204 Expension
Apparatus
Two cast iron uprights, height approx. 18 cm, linked by two
nickel plated rods, supporting an expansioin bar, lenght 38 cm,
fixed to the upright and resting on a friction pointer placed at
the other. With reading 0 to 90*. With one each aluminium, iron
and brass expension bars.
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51205 Linear Expension
Apparatus
Elongation of the rod is measured by a micrometer screw reading
to 0.01 mm. Binding posts are provided on the supports for
connecting a bell, or galvanometer for indicating the exact
point of contact of the screw. Complete with 50 cm steel rod,
but without bell or cell.
51205r Rod 50 cm. long.
A B C D
Brass Copper Steel Aluminium
51205b Thermometer
From -- 10*C to 110*C x 1*C. |
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51206 Gunter's Liner
Expansion Apparatus
Fitted with two rods of 50 cm lenght of brass and iron, enclosed
in the same jacket mounted on a stand consisting of two cast end
-pieces joined by three rods. One end piece is fitted with
spherometer reading to 0.005 mm and other with contact screw.
The jacket containing the rods can be roatted on its supports,
thus enabling the expansion of these metals to be accurately
measured in the course of one and the same experiment. Terminals
are also provided by means of which contact can be determined
electrically. |
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51207 Ring and Ball, Gravesande's
25 mm diameter brass ball and ring. With wooden handle and
chain.
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51208 Bar and Gauge
To show linear and superficial expansion.
51208a Bar Beaking
Apparatus
To show force exerted on expansion and contraction, with 12
bars.
51208b Cast Iron Bars
Pack of 12 bars suitable for No. 51208 - a |
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51209 Compound Strip
Of Brass and Iron, 20 x 2.5 cm. with wooden handle.
51209a Compound Strip
Of Brass and Iron, 30 x 2.5 cm. with wooden handle.
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51210 Conductivity of
Metals Apparatus
Consisting of strips of 4 metals, fixed on a ring, with cups.
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51211 Edsers Apparatus
A cylinderical metal container supported by ring and boss for
use of report stand is fitted with 3 rods of brass, iron,
aluminium protruding from the base. Each rod has a captive
slider which releases from spot of wax when heat travels along
the rod. |
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