a) State the basic principle of hydraulics
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i. A jet of water from a 25 mm diameter nozzle is directed vertically upwards. Assuming that the jet remains circular and neglecting any loss of energy, what will be the diameter of the jet at a point 4.5 m above the nozzle if the velocity with which the jet leaves the nozzle is 12 m/s?
i. Define the following a) coefficient of contraction
i. Explain what you mean by ‘manometers’, use of different types of manometers?
i. Name five important Hydraulics’ applications in construction industry.
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