Calendar: 1871-1872 Page 536

536 applied sciences State exactly what is meant by body being in stable in unstable equilibrum and illustrate your answers by examples Find the least force that will drag weight of 80 lbs up rough plane inclined at an angle of 60 the friction being such as would prevent the body from sliding down plane of inclina- tion of 30 Show how to graduate the common steelyard Find the velocity which stone will acquire by falling through 610 feet body is projected vertically upwards with velocity of 16 feet per second find how long it will continue to ascend 10 body slides by its own weight down smooth inclined plane whose length is 100 feet and height feet what is the time of its descent 11 The horizontal range of projectile is 000 feet and tbe time of flight 10 seconds required the velocity of projec- tion 12 Describe Atwood's Machine and show how you would determine by it the accelerating force of gravity at any point of the surface of the earth EfenStrS SECOND AND THIRD YEARS tat airtf ILtg Describe an accurate method of determining the linear expansion of solid rod of metal State the laws of fusion What is the effect of pressure in changing the temperature of the freezing point of water How is this change explained on the principles of conservation of energy Explain how to use the wet and dry bulb hygrometer and show how to determine the value of the constants for the instrument State the arguments derived from experiment in favour of the theory that radiant heat and light are identical Explain