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QUESTION 4 A pump is being operated at a rate of 800 gal/min and a pressure of 3,000 psig. The density of the drilling fluid

QUESTION 4

A pump is being operated at a rate of 800 gal/min and a pressure of 3,000 psig. The density of the drilling fluid is 15 ppg and the total nozzle area of the bit is 0.589 sq. in.

Calculate:

The power developed by the pump (2 marks)

The power loss to viscous effects (3 marks)

The impact force of the jets of fluid against the bottom of the hole (2 marks)

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