(114m²/sec, 84.8%, 59.87°, 14.18°) The following particulars are available about a propeller turbine. speed ratio= 1.7, flow ratio= 0.45, diameter of runner-5m, speed= 140rpm, hydraulic efficiency=91.8%, final discharge at outlet is radial. Determine the head on the turbine, the guide blade angle, the runner vane angles at inlet and outlet at the extreme edge of the

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Lubricants

Lubricant can be expressed as the substance that is applied among surfaces to control the wear and tear and improve performance. Lubricants play an essential part in the safety of machinery components like gears, shaft, linkage, cam, clutches, and many others. The quantities which affect the amount of lubricant are temperature, surrounding conditions, speed of the components, and many more.