62
::
HEAT
Radiometer Heat radiation
discs
2710.10
The device demonstra-
2695.00-.10
tes the conversion of
Four thin aluminum
radia tion energy to kine -
discs anodized on one
tic energy. There is a
size with flat black,
very slight amount of air
glossy black, flat silver
inside the glass globe in
and glossy silver finish
which four uniform mica
are supplied. These
plates are supported on
four surfaces absorb
a needle bearing like a
heat differently. The
mill wheel.
temperatures of the
Differential heating cau-
discs can be observed
ses the little mill wheel to
on the opposite sides
rotate when exposed to
on which liquid crystal
radiation. Sphere diame-
temperature indica -
ter: 70 mm. Stand dia-
tors marked in inter-
meter: 60 mm. Height:
vals from 30 °C to 65 °C have been mounted. The discs
210 mm. Mass: 62 g.
can also be placed directly on a hot body to thereby
2695.00 Radiometer
measure temperature.
The low heat capacity assures a very low response time
Radiometer, double
and quick cooling for repeated experiments. The discs
can be reused again and again.
As item no. 2695.00 but with two glass spheres on top
Supplied in a box along with an insulating acrylic support
of one another with mill wheels designed to rotate in
with permits handling without heating from the hands.
opposite directions. Sphere and stand diameters: 70
mm. Height: 290 mm. Mass: 105 g.
2710.10 Heat radiation discs
2695.10 Radiometer, double
Heat conductivity rods
Heat radiation plate
The apparatus consists of four
The plate is used to demonstrate the importance of the
metal rods made of steel, brass,
surface properties for heat radiation. The steel plate has
aluminum and copper mounted
one size blank metal and the other side painted black. It
in the same plastic support.
is mounted on a nickel plated shaft with a wooden hand-
Each of the rods is provided
le. The plate is first heated, then the metal plate is held
with a liquid crystal indicator for
close to your cheek: first one side then the other. A heat
showing temperature variations
radiation detector item no. 2872.81 can also be used
up through the rod. The liquid
(page 62). The plate size is 175 x 175 mm with a
crystal shows the color green at
thickness of 1 mm. Length: 370 mm. Mass: 370 g.
about 40 °C, and this green area
2700.00 Heat radiation plate moves up the rod as heat is
transported. In this manner the
different heat transport properti-
es of the these materials is
demonstrated. When the rods
have cooled off, they are ready
for a new experiment. They can
be reused again and again.
2692.00 Heat conductivity
2700.00
rods
2692.00
Cylinders
2725.00
Specific heat capacity specimens, set of three metal
cylinders made of lead, brass and aluminium. Weights
respectively 200 g, 200 g, and 100 g. Diameter: 25 mm.
2725.00 Cylinders
®
Science Equipment for Education Physics
Page 1  |  Page 2  |  Page 3  |  Page 4  |  Page 5  |  Page 6  |  Page 7  |  Page 8  |  Page 9  |  Page 10  |  Page 11  |  Page 12  |  Page 13  |  Page 14  |  Page 15  |  Page 16  |  Page 17  |  Page 18  |  Page 19  |  Page 20  |  Page 21  |  Page 22  |  Page 23  |  Page 24  |  Page 25  |  Page 26  |  Page 27  |  Page 28  |  Page 29  |  Page 30  |  Page 31  |  Page 32  |  Page 33  |  Page 34  |  Page 35  |  Page 36  |  Page 37  |  Page 38  |  Page 39  |  Page 40  |  Page 41  |  Page 42  |  Page 43  |  Page 44  |  Page 45  |  Page 46  |  Page 47  |  Page 48  |  Page 49  |  Page 50  |  Page 51  |  Page 52  |  Page 53  |  Page 54  |  Page 55  |  Page 56  |  Page 57  |  Page 58  |  Page 59  |  Page 60  |  Page 61  |  Page 62  |  Page 63  |  Page 64  |  Page 65  |  Page 66  |  Page 67  |  Page 68  |  Page 69  |  Page 70  |  Page 71  |  Page 72  |  Page 73  |  Page 74  |  Page 75  |  Page 76  |  Page 77  |  Page 78  |  Page 79  |  Page 80  |  Page 81  |  Page 82  |  Page 83  |  Page 84  |  Page 85  |  Page 86  |  Page 87  |  Page 88  |  Page 89  |  Page 90  |  Page 91  |  Page 92  |  Page 93  |  Page 94  |  Page 95  |  Page 96  |  Page 97  |  Page 98  |  Page 99  |  Page 100  |  Page 101  |  Page 102  |  Page 103  |  Page 104  |  Page 105  |  Page 106  |  Page 107  |  Page 108  |  Page 109  |  Page 110  |  Page 111  |  Page 112  |  Page 113  |  Page 114  |  Page 115  |  Page 116  |  Page 117  |  Page 118  |  Page 119  |  Page 120  |  Page 121  |  Page 122  |  Page 123  |  Page 124  |  Page 125  |  Page 126  |  Page 127  |  Page 128  |  Page 129  |  Page 130  |  Page 131  |  Page 132  |  Page 133  |  Page 134  |  Page 135  |  Page 136  |  Page 137  |  Page 138  |  Page 139  |  Page 140  |  Page 141  |  Page 142  |  Page 143  |  Page 144  |  Page 145  |  Page 146  |  Page 147  |  Page 148  |  Page 149  |  Page 150  |  Page 151  |  Page 152  |  Page 153  |  Page 154  |  Page 155  |  Page 156  |  Page 157  |  Page 158  |  Page 159  |  Page 160  |  Page 161  |  Page 162  |  Page 163  |  Page 164  |  Page 165  |  Page 166  |  Page 167  |  Page 168  |  Page 169  |  Page 170  |  Page 171  |  Page 172  |  Page 173  |  Page 174  |  Page 175  |  Page 176  |  Page 177  |  Page 178  |  Page 179  |  Page 180  |  Page 181  |  Page 182  |  Page 183  |  Page 184  |  Page 185  |  Page 186  |  Page 187  |  Page 188  |  Page 189  |  Page 190  |  Page 191  |  Page 192  |  Page 193  |  Page 194  |  Page 195  |  Page 196  |  Page 197  |  Page 198  |  Page 199  |  Page 200