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Welding HeadSubmerged arc welding head consists of the wire spool, wire feed system, flux delivery hopper and electrical contact nozzle. The electrode wire is unwound from the spool by the power driven rolls, straightened by a set of pressure rolls and fed through the contact nozzle into the weld pool. The drive for wire feed is from a motor with speed control provided either by means of a gear box or by means of thyristor controls.
Deficient Frame and Redundant Frame - truss: Deficien t Frame: If the numbers of member in the frame are less than (2 j -3), then the frame is called as deficient fr
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Motion on the inclined plane when the surface is smooth: Sol: WHEN THE SURFACE SMOOTH The Figure given shows a body having weight W, sliding down on a smooth in
ELECTRODE WIRE FOR CO2 WELDING CO 2 welding wire must have a special composition to withstand the oxidising nature of the CO 2 arc atmosphere. Though, CO 2 is not reactive a
what is the formula for measuring the safe speed to drive for a cyclist
In hydrostatic we consider that fluids were at rest. Now we relax this consideration but with caution. We will discuss the flow of an real fluid. There are the assumptions about pe
a) Illustrate with neat and clean diagram the measurement of brake power by prony brake Dynamiter OR Belt transmission type Dynamiter. b) A torsion dynamometer is fixed to a pro
High Carbon Tool Steels Tools are implements such are employed to shape, cut or deform other materials. They are largely made in steel, although other alloys have also been i
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