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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)
the cable AB which connects two structures carries a tension of 400N. express the force F which acts on point A as a vector in terms of the unit vector.determine the project of F
maximum coefficient of friction in metal forming
bending stress diagram
SURFACE MODELING: The process of modeling is built much easier for a mathematical description of an object or at least on a part of the object might be applied. Surfaces might
Describe vortex flow and derive mathmetical equation Z= w 2 r 2 /2g for forced vertex flow ω= angular velocity z= height of parabola r= radius of parabola
how do I learn how to present velocity and acceleration diagram from a free space diagram
WEDG E FRICTION: Explain how wedge is used for raising heavy loads. Also give principle of it. Sol.: Principle of wedge: A wedge is small piece of material having two
Describe the test specimens that were used in the testing program, and what one hopes to learn by testing them. Show the "test matrix" (i.e. a listing of what specimens made of wh
Registering a Small Scale Unit: Small Scale and ancillary units (i.e. undertaking with investment in plant and machinery of less than Rs. 6.0 million and Rs. 7.5 million respectiv
What are the different theories of failure under static load, explain briefly? The major theories of failure of a member subjected to bi-axial stress are as below: > Maximu
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