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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)
Pressure - Thermodynamics: While working in the system, thermodynamic medium exerts a force on boundaries of vessel in which it is kept. The vessel may be a container, or an e
Explain Gauge Pressure (P gauge ) Gauge Pressure is the pressure of a fluid contained in a closed vessel. It is all time more than atmospheric pressure. It is calculated by an
as diesel engine gives more milege than petrol engine then why we are using petrol engine..
The four masses m1, m2, m3 and m4 having their radii of rotation as 200mm, 250mm, 150mm, 250mm and 300mm are 200kg, 300kg,240kg and 260kg in magnitude respectively. The angles betw
Types in trusses
Classification Two categories of plastics are identified. Those are: thermosetting plastics and thermoplastics. Plastics generally cannot stand higher temperatures. They becom
Explain about the pedestals as construction engineering. Introduction of pedestals enables the construction engineers to make up levels to supply larger bearing areas to the fo
Determine footing moment analysis for given demonstration. Ans: Assuming effective depth as d, Bending moment M at the face of column M = ((273.60 x 2.80 x (1.40 - 0
A multiple disc clutch, steel on bronze, is to transmit 4.5 kW at 750 r.p.m. The inner radius of contact is 40mm and outer radius of the contact is 70 mm. The clutch operates in oi
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