Science Examination Papers |
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Page 10
... weight W of the wall . Determine the lines of action of P and W , the face AB of the wall being vertical . Find the centre of pressure on the base of the wall , this being the point where the resultant of P and Wintersects the base ...
... weight W of the wall . Determine the lines of action of P and W , the face AB of the wall being vertical . Find the centre of pressure on the base of the wall , this being the point where the resultant of P and Wintersects the base ...
Page 12
... weight W of the wall . Find the lines of action of P and W , the face AB of the wall being vertical . Determine the centre of pressure on the base of the wall , this being the point where the resultant of P and W intersects the base ...
... weight W of the wall . Find the lines of action of P and W , the face AB of the wall being vertical . Determine the centre of pressure on the base of the wall , this being the point where the resultant of P and W intersects the base ...
Page 19
... weight of a cubic inch of cast iron is one quarter of a pound . ( 2 ) Estimate the section of the spokes close to the boss on the approximate assumption that their combined resist- ance to bending in the plane of the wheel is equal to ...
... weight of a cubic inch of cast iron is one quarter of a pound . ( 2 ) Estimate the section of the spokes close to the boss on the approximate assumption that their combined resist- ance to bending in the plane of the wheel is equal to ...
Page 22
... weight are shown , together with their masses . Calculate the size of the bolts required in order that the maximum tensile stress due to the rotation of the balance weights in them may not exceed 5 tons per square inch when the crank ...
... weight are shown , together with their masses . Calculate the size of the bolts required in order that the maximum tensile stress due to the rotation of the balance weights in them may not exceed 5 tons per square inch when the crank ...
Page 30
... weight of the wall and draw the bending moment and shear diagrams . ( 60 ) * 46 . The diagram ( fig . 46 ) shows a concrete side wall for a sunk water tank . Draw this on your paper to a scale of 1 in . to a foot , and investigate the ...
... weight of the wall and draw the bending moment and shear diagrams . ( 60 ) * 46 . The diagram ( fig . 46 ) shows a concrete side wall for a sunk water tank . Draw this on your paper to a scale of 1 in . to a foot , and investigate the ...
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Popular passages
Page 49 - If two triangles have one angle of the one equal to one angle of the other and the sides about these equal angles proportional, the triangles are similar.
Page 230 - If a straight line be bisected and produced to any point, the rectangle contained by the whole line thus produced and the part of it produced, together •with the square...
Page 233 - The areas of two triangles which have an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles. D c A' D' Hyp. In triangles ABC and A'B'C', ZA = ZA'. To prove AABC = ABxAC. A A'B'C' A'B'xA'C' Proof. Draw the altitudes BD and B'D'.
Page 46 - The tangent at any point of a circle and the radius through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centres.
Page 46 - AB into two parts, so that the rectangle contained by the whole line and one of the parts, shall be equal to the square on the other part.
Page 49 - Similar triangles are to one another in the duplicate ratio of their homologous sides.
Page 282 - Ib. per square inch = 2116 Ib. per square foot = 760 mm. of mercury — 10
Page 53 - The exterior angle between any two intersecting tangents to a parabola, is equal to the angle which either of them subtends at the focus...
Page 228 - Your name is not given to the Examiners, and you are forbidden to write to them about your answers. All the work by which a result is obtained must be clearly shown in immediate connection with the question. No credit will be allowed for any result, however correct it may be, unless the work be shown, so -as to enable the examiners to satisfy hemselves that the candidate has understood the question, and to see by what process the result has been obtained.