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Under the action of constant force, a 2kg block moves such that its position x as a function of time is given by X=t^3/3 ,where x in meters and t in sec , the workdone by force in first 2 seconds isA 26.6 jB 3.3 jC 16 jD 32 jSolution) v=dx/dt=t^2,a=dv/dt=2t,f(t)=ma(t),w=∫f(t)*v(t) dt (from x=0 to x=2 sec)
Try Square: It has two straight edge arms at the angle of 90 degree and it is used to check the perpendicularity. A try square is shown in Figure. Figure: Try Square
Calculate the Cutting Speed in Drilling Operation Calculate the cutting speed if a drill of 0.04 m dia is operated at a speed of 250 rpm. Solution D = 0.04 m N = 25
(a) A mass of 1 kg is to be supported on a spring having a stiffness of 9800N/m. The damping coefficient is 5.9 N-sec/m. Calculate the natural frequency of the system. Determine al
Determine the stresses in the shell: A cylindrical boiler is 2.5 m in diameter and 20 mm in thickness and it carries steam at a pressure of 1.0 N/mm2. Determine the stresses i
extraction of refractories
Construct a plain scale: The distance between Indore and Bhopal is 180 kilometer. It is represented on the map via 9 centimeter. Construct a plain scale for such map, illustra
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Determine the Edge Table Each entry in the edge table contains those information mentioned earlier, edge name, start vertex and end vertex, left face and right face, the predec
how to calculate the volume of HFO burn to produice steam?
what is relation between tool life and cutting speed?
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