Which mouldboard has gentle curvature which lifts and inverts the unbroken furrow slice?

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A pair of bullocks exert 100 kg pull at 30° to the horizontal while making a V-shape furrow 15 cm wide and 5 cm deep. The speed of ploughing is 3 KMPH. What is the unit draft on the implement and horsepower developed by the bullocks?

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A four bottom 40 cm MB plough has a working depth of 15 cm and draft of 1600 kg. It is working at a speed of 15 cm and draft of 1600 kg. it is working at a speed of 4.5 km/hr with field efficiency of 70%. What will be the drawbar power?

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A three bottom 40 cm MB plough has a working depth of 15cm, draft is 1200 kg, field efficiency is 80%, and working speed is 4km/hr. What will be actual field capacity?

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A hydraulic circuit uses 25 litres of fluid per min. The fluid is supplied by a pump having a fixed displacement of 12.5 cm^3 per revolution driven at 3000 rpm. The pump has a volumetric efficiency of 0.85 and torque efficiency of 0.88. If the system pressure is set at 18 MPa by the relief valve. What will be the power required to drive the pump?

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In an epicyclic gear train, an arm carries two wheels ‘A’ and ‘B’ having 24 teeth and 30 teeth respectively. If the arm rotates at 100 rpm in the clockwise direction about the centre of the wheel. ‘A’ which is fixed, then the speed of wheel on its own axis is _____

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asked Jan 29, 2022 in Farm Machinery by Olivia (38.9k points)

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A two-wheel drive tractor pulls an implement which requires a draft of 12.5 KN. The motion resistance of the tractor is 4.5 KN and the slip of the driver wheel is 20%. The transmission efficiency is 0.8. the percentage of power lost in converting engine power into drawbar power is ______

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