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  Item Reference: KCLCAL-1899-1900-797

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FACULTY OF SCIENCE cxlv Same beam as but uniform load of lbs per foot run 10 cwt cwt cwt cwt ft 15 ft 15 ft ft ft Ψ Β ψ Ψ Ψ 20 ft 16 ft Β 50 ft Sketch shows beam supported at each end and loaded Calculate The supporting forces The total shear on sections AB and EF 11 In the case of the beam sketched in Question 10 calcu- late the bending moments at EF and AB Given that the beam is of wrought iron section 18 inches deep moment of inertia 221 inch units find the greatest stresses in these sections 12 beam 20 ft long of uniform section is built into wall at one end and carries uniform load of 200 lbs per foot run and load of ton at the unsupported end If the beam is to be of wrought iron and of rectangular section whose breadth depth calculate the dimensions of the section Safe stress for wrought iron 000 lbs per sq in iKedjamcal fngtnecnng THIRD YEAR How much heat is required to raise 20 cubic feet of air at atmospheric pressure from temperature of 60 to 200 the volume of the air being kept constant the pressure of the air constant What is the work done by the air in each case What is meant by the "internal work" and 44external workמ done in changing the state of fluid If the heat
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