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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)
Determine moment of this normal force - rectangular beam: A rectangular beam contains a width of 100 mm and a depth of 200 mm. This is utilized as a simply supported beam & th
1. Determine young''s modulus using first 20 data points 2. Determine yield strain and yield stress based on -0.1 offset 3. Determine max(or min) stress. 4. Determine toughness
A rigidly fixed circular bar 1.75mm long uniformly tapers from 125mm dia. at 1 end to 100mm dia. at other end. If the max. stress in the bar is not to exceed 108MPa. Find the tempe
how it works
Explain the Principle of screw conveyer When materials are feed into the fixed chutes, due to action of gravity of materials and the friction force between material and chute t
a) What are major kinds of cutting tools used for machining of metals? b) What important role the chip breakers play during machining of metals? c) Write four important requi
Find out the axial moment of inertia: Find out the axial moment of inertia of a rectangular area of base b and height d around centroidal axis GX and the base B 1 B 2 . So
Butt joints- formed by placing the plates edge to edge and welding them. Grooves are sometimes cut (For thick plates) on the edges before welding. According to the shape of the gro
Applications and Disadvantages of Electro Chemical Machining Disadvantage of Electro Chemical Machining 1. The tools are more difficult to design. 2. Initial cost is hi
(a) What are the causes of high fuel consumption? (b) How can the problem of "motorcycle pulls to one side" be corrected? (c) How can engine overheating problem be solved?
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