Calendar: 1882-1883 Page 659

656 APPLIED SCIENCES To determine the specific heat of body To determine the index of refraction and the focal length of lens To determine the internal resistance of battery To determine the moment of inertia of magnet To determine the horizontal magnetic force of the earth To compare the magnetic moments of two magnets To determine the refractive index of prism 10 To determine the constant of wet and dry bulb hygro meter tlkiU £cifJ 11 To determine the specific resistance of given wire 12 To compare the electromotive forces of three given batteries SECOND AND THIRD YEARS What is meant by saying that the specific heat of water is 30 times as great as that of mercury If pound of boiling water be mixed with lbs of ice-cold mercury what will be the temperature of the mixture What is the dew point" How is the deposition of dew affected by the presence or absence of clouds in the sky table knife with black handle is exposed to the atmosphere in the evening explain which part of the knife the handle or the blade will be first covered with dew The mechanical equivalent of heat is 1390 foot pounds -What does this statement mean If the standard substance were iron whose specific heat is 114 instead of water what would be the value of the mechanical equivalent of heat What relation exists between the temperature pressure and volume of given quantity of gas cubic foot of air at the temperature 100 is cooled down to and at the same time its pressure is halved Determine its new volume the coefficient of expansion of air being Describe Regnault's experiments and apparatus to determine the coefficient of expansion of mass of air under constant pressure