Calendar: 1876-1877 Page 603

ENGINEERING AND APPLIED SCIENCES 603 velocity of 48 feet per second and horizontal velocity of 25 feet per second given to it Find its greatest height its range and time of fl'ght Explain how to find the strains in framework which supports weights at its joints Find the strains in the several pieces of the roof ABC the form of an equilateral triangle where AD DF FC are all equal and the angle AD Η 15 train is going up an incline of in 150 at the rate of 30 miles an hour the friction being lbs per ton when it is at distance of 250 feet from the foot of the incline coupling chain breaks find how much farther the carriages will go up the incline and in running back find their velocity at the foot of the incline carriage weighing tons is moving round curve of 000 yards radius at the rate of 50 miles an hour find the horizontal force exerted on the rails How much must one rail be raised above the other when they are feet inches apart in order that the train may have no tendency to run off the rails 10 What is meant by the energy of moving body and Β are two balls whose elasticity is ξ- and the mass of is doi ble that of if they move in opposite directions so that tbe velocity of Β is double that of find the velocities after impact also find the loss of energy