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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)
What'' is balancing and vibration in machines Need of balancing? Causes of vibration and their harmful effects and remedies?
In case of welded vessels why is stress relieving in the form of post-weld treatment necessary? When a metal is welded together the point at which two surfaces are joined are s
how is varignons theorem useful in engineering mechanics
The Mechanical Engineer/Specialist shall prepare Material Requisitions for all required mechanical material and equipment. The format for all requisitions shall be in accordance w
what is the equation which gives the relationship between the maximum tension in the belt T1 and the centrifugal tension Tc if maximum power transmitted?
Newton's second and third law of motion: Newton's second law of motion: If resultant force is acting on particle is not zero, and then acceleration of particle will be prop
minimum mass of air required for complete combustion of the HFO
(a) Show following complex numbers in Rectangular forms : (i) 5e 0.927j (ii) 10e 4.068j (b) Show the periodic functions by Fourier series (Harmonic series).
Design or Selecting a car heat exchanger.
Scalar and Vector quantities: A quantity is a scalar if it is completely defined by its magnitude alone. For example: Length, area, and time. While quantity is said to be vect
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