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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)
Resistor: The wire that opposes (resists) the flow of current through it by virtue of its property is called resistor. This property is known as resistance. The resistance is
Reduce system to a single force and couple: Q: A system of parallel forces is acting on rigid bar as shown in the figure given below. Reduce this system to a single force
Construction of steam turbine : CONSTRUCTIO N DETAILS: 1 . Casing: It is made out of cast steel. The casing has rotor inside it. 2 . Rotor: It carries blades o
Explain how chips are prepared in cutting and how are they classified with sketches. What are the factors responsible for creation of different forms of chips?
Q. What do you mean by Thermosetting plastics? This plastic undergoes a number of chemical changes on heating and cure to infusible and practically insoluble articles. The chem
Reaction on the beam - mechanics: Determine algebraically the reaction on the beam loaded as shown in the figure given below. Neglect the thickness and mass of beam.
Evaluate power transmitted by shaft: How do you evaluate power transmitted by shaft (P)? Sol.: Consider force 'F' Newton's acting tangentially on shaft of radius ' R '.
Find out horizontal and vertical components of hinge force: The frame shown in Figure is supported by a hinge at E and a roller support at D. Find out horizontal and vertical
T w o Stroke and Four Stroke Engines: In the two stroke engines thermodynamic cycle is completed in One revolution of crank shaft whereas in 4 stroke engines the cycle is c
hello,my name is mustapha from iran I want design piston engine (structure design cranckshaft ,rod,bearing,...)
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