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A triangle ABC with vertices A (30,20), B(90,20), C(30,80) is to be scaled by a factor of 0.5 about a point X(50,40). Calculate :-
(i) The composite transformation matrix; and
(ii) The coordinates of the vertices for a scaled triangle.
A rectangle ABCD has vertices A(1,1), B(2,1), C(2,3) and D(3,2). It is to be rotated by 30 in clockwise direction about point P(3,2). Evaluate :
(ii) the new coordinates of rectangle.
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Example of change of enthalpy: Q 0.5kg/s of a fluid flows in steady state process. The properties of fluid at the entrance are measured as p 1 = 1.4bar, density = 2.5k
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(a) Describe that internal energy is property of the system. (b) one kg of air at 1 bar and 300k is compressed adiabatically till its pressure becomes 5 times the original press
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Machining Processes In machining processes, also known as Metal cutting or chip forming processes, material is removed from a work piece to get the final shape of the product.
Calculate the shear flow in each wall of the fuselage section below. The flange areas are 1 sq in and the web thicknesses are 0.05 in. The material has modulus E = 10 mpsi and G =
Find stress intensity factor - thick cylinder: A thick cylinder of r i = 10 mm, r 0 = 70 mm carried equal and symmetric radial cracks 6 mm long on opposite sides of inner su
Stainless Steels Such are particularly termed for their resistance to corrosion. This resistance is acquired due to formation of protective oxide layer that spreads all over
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