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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 truss of 12 m span is loaded as shown in figure below. Determine the forces in the members of the truss by method of sections.
D i f fe r enc e between components and resolved parts: 1. When the force is resolved into two parts along the two mutually perpendicular directions, the parts along th
Applications with Medium Laser Power Several laser welding applications have recently evolved in this power range of 1 to 10 kW. Because, the laser provides a basis for co
Second Gear Position: When gear M2 on the main shaft is in mesh with gear C2 on the countershaft then this is known as second gear position. To rotate free gear M2 with the m
Equalit y of Temperature: Two systems are having equal temperature if there are no changes in their properties when they are kept in thermal contact with each other. Zer
Q. Measurement of river water levels? In designing bridges and other engineering structures on rivers, maximum discharge and highest flood level form essential data for design
Driving mechanism I). Knurl or Friction Drive : This has either the upper or lower electrode (or both) driven by a friction wheel on the periphery of the electrode. A co
a) Describe productivity. Give comparison of production and productivity. b) Write down characteristics of batch production. c) What are advantages and limitations of job eva
Q. Standard for steel pipes? Vendor shall meet or exceed the requirements of the latest edition of the following codes, regulations, and standards except as superseded herein.
Stea m Turbine: INTRODUCTIO N: Steam turbine is chief mover in which rotary motion can be obtained by a gradual change of momentum of steam. The force exerted on blade is
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