Fluid Mechanics and Machinery

Fluid Power - 20 marks exam

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1. what is the sequence in FRL Systems?

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2. Which fluid property is essential in the design of high-speed lubricating oils?

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3. what is pascal and unit of pascal?

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4. what is non-return valve?

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5. In which type of fluid does viscosity decrease with an increase in shear rate?

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6. Which principle is used to determine the total pressure exerted by a static fluid on a surface?

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7. Which property of a fluid is directly responsible for the resistance to flow in a pipeline?

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8. how to calculate Discharge rate of fluid

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9. Which of the following best describes a Newtonian fluid?

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10. In an industrial pipeline, how does the compressibility of a fluid affect its flow characteristics?

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11. What is the Unit of pressure and 1 bar means how much pascal ?

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12. Describe the bernoulli's equation

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13.

  1. Why is surface tension an important factor in the design of small-scale industrial components?

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14. Why is the concept of center of pressure important in the design of dams and gates?

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15. why 5/3 DC Valve is not applicable in hydraulic systems?

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16. what is flow control valve and its application?

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17. What property of fluid is most significant when designing pressure vessels to store gases?

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18. which one of the DC valve we can use as ON/OFF ?

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19. why pneumatic system is not considered for heavy applications?

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20. In fluid statics, what does the term 'hydrostatic pressure' specifically refer to?

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