 | Worthington Hooker - 1862 - 250 σελίδες
...common candy-jar, with its open end down. This jar is full of water at first, the water being kept in it by the pressure of the air on the surface of the water around it, as explained in the Child's Book of Nature, Part III., Chapter IV. As the beak of... | |
 | Richard Green Parker - 1862 - 488 σελίδες
...the tube, ami itood at the height of about thirty inches ; thus demonstrating the fact that it was the pressure of the air on the surface of the mercury in the ono ease, and of the water in the other, that sustained the column of meicurj iu tiie tube, aud of... | |
 | Thomas Morrison (LL.D.) - 1863 - 440 σελίδες
...or 34 inches in length, will all the mercury in the tube sink down into the vessel ? No. Why not ? The pressure of the air on the surface of the mercury in the vessel supports the mercury in the tube. What height of mercury will the atmosphere in ordinary circumstances... | |
 | Josiah Parsons Cooke (Jr.) - 1863 - 148 σελίδες
...had the air been exposed to the pressure of 76 centim. ? Solution. — It can easily be seen, that the pressure of the air on the surface of the mercury in the pneumatic trough, measured by the height of the barometer at the time (75.4 centim.), was balanced... | |
 | Thomas Lund - 1864 - 188 σελίδες
...of a stop-cock at E ; and the Barrel is made to screw off and on at a point above E. 86. PROP. XVII. To explain the construction of the COMMON BAROMETER,...is an instrument for measuring the pressure of the Atmosphere. It consists of a glass tube (see Prop, xvnI.) of uniform bore, closed at one end, and not... | |
 | University of Cambridge - 1864 - 694 σελίδες
...its operation. Prop. 16. To describe the construction of the condenser and itsoperation. Prop. 17. To explain the construction of the common barometer,...the air on the surface of the mercury in the basin. Prop. 18. The pressure of the atmosphere is accurately measured by the weight of the column of mercuty... | |
 | John Charles Buckmaster - 1864 - 204 σελίδες
...To explain the construction of the barometer, and to show that the mercury in the tube is sustained by the pressure of the air on the surface of the mercury in the basin : The barometer is a glass tube, closed at one end ; being filled with a fluid, generally mercury, it is inverted with... | |
 | Woolwich roy. military acad - 1864 - 588 σελίδες
...pounds. 10. Give reasons for the statement that the mercury in the tube of a barometer is supported by the pressure of the air on the surface of the mercury in the basin. and after 12 turns the mercury sinks to 15 inches. Compare the capacities of the receiver and the barrel... | |
 | Samuel H. Winter - 1867 - 468 σελίδες
...water 62-5 Ibs. 12. Give reasons for the statement that the mercury in the barometer tube is supported by the pressure of the air on the surface of the mercury in the basin. The mercury in a barometer which stands at 30 in. is placed under the receiver of an air pump, and after... | |
 | Josiah Parsons Cooke (Jr.) - 1868 - 226 σελίδες
...the surface of the mercury in the trough. Required to reduce the volume to standard pressure. Ans. The pressure of the air on the surface of the mercury in the trough (measured at 75.4 cm) was balanced first by the column of mercury in the bell, and secondly... | |
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To explain the construction of the common barometer, and to shew that the mercury is sustained in it by the pressure of the air on the surface of the mercury in the basin. 
