Calendar: 1891-1892 Page 873

CLOTHWORKERS AND SAMBROOKE EXHIBITIONS clxxXV ILL-9$p4tc£ Candidates for the Science Exhibitions take Parts and II only Candidates for the Sambrooke Exhibitions may take any nine questions in the Paper Part -Hydrostatics and Pneumatics cube of iron centimetres along each edge floats in mercury If the densities of iron and mercury are and 13 respectively lind the volume of iron above and below the surface of the mercury What would be the upward pressure in grammes weight if the cube were completely immersed in mercury Describe accurately method of determining the specific gravity of liquid by the use of balance body whose true weight in vacuo is 000 units weighs 500 units when immersed in water at what would it weigh in air at standard temperature and pressure litre of air at and 760 has mass of 293 grms cubical box 10 centimetres high is half filled with mercury and half with water determine the pressure on each vertical side and on the bottom of the box in grammes weight The capacities of the barrel and receiver of an air- pump are respectively 50 and 000 centimetres find what the pressure of the air in the receiver would be after strokes the original pressure being equal to the pressure of 30 inches of mercury Part II -Heat What is meant by the coefficient of "absolute" and the coefficient of apparent" expansion of substance Describe method of determining the coefficient of expansion of gas