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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)
A semi circular frame of flexural rigidity EI is built at A and caries a vertical load W at B. calculate the magnitude of the vertical and horizontal deflection at B and hence the
Ask question Prove maximum fluctuation of energy ?E=2ECS.
SAFETY IN TIG WELDING-Gaseous and Metal Fumes Hazards The major toxic gases associated in TIG welding are ozone, nitrogen dioxide and phosgene gas. Metal fumes are also produced
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how is varignons theorem useful in engineering mechanics
Law of superposition:
Ideal Speed Circuit ( 36 to 40 kmph ) : Motorcycle is brought into this condition by raising the throttle valve and an incorporated jet needle. The air enters through the main pa
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Principle of superposition: Explain the principle of superposition. Sol.: A machine member is subjected to number of forces acting on its outer edges and also at some
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