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Function Demostrative model. |
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Description Wooden model with engraved scale. | |||
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Function For measure small distances. |
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Description The screw is grinded along the whole length. The surfaces are perfectly flat. The micrometer has a ratchet jack for its progress. | |||
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Function For measure masses. |
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Description The balance has two circular brass pans, a wooden frame with the upper flat in marble. The measure is made by comparing the mass of the body and that of the weights. The equilibrium condition is visible in front. | |||
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Function To study the buoyant force. |
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Description The main support is an iron column fixed on a wooden basis. The beam lies on steel bearings, supported by a column sliding along the iron pole, so that the balance can shift vertically. We obtain the sliding with a string that winds around a reel fixed to the basis on the front of the balance. We can change the height of the beam height with the string through two pulleys. The pans have a hook below for the experiments on the Archimedean principle | |||
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Function For measuring masses. |
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Description Cylindrical weights from 10 gr. to 200 gr. | |||
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Function For measuring the time. |
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Description Model with vertical pendulum in a wooden case. The functioning is time-clockwork. | |||
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Function To find a horizontal line or a horizontal plane. |
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Description It is a small instrument on a painted sheet metal. It has a case in the same material. | |||
