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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)
Natural Frequency: This is the frequency of vibration of a system that is undamped and without external excitation while it is disturbed. Forced Vibration: This is the vibra
Compute the angular velocity of the wheel: A wheel of 0.5 m radius rolls over a horizontal surface without slipping as illustrated in Figure (a). The velocity of its centre is
Derive the mathematical expression for heat transfer and temperature distribution through infinite long fin?
Applications of capp
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Explan the Drive or traction unit Hydrostatic drive is provided for traction with a two speed gear-box. High speed is for travelling and low speed for working. Speed is in
Find out the smallest force: A block weighing 800 N is raised up with the help of two 6o wedges B and C of negligible weights as illustrated in Figure. If the coefficient of s
how can we produce electricity from sound energy
Carbon nanotubes (CNTs) with low weight (density = 1.3 g/ cm^3), high tensile strength (50 GPa), and modulus of elasticity (1 TPa) in the axial direction have been touted as the st
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