GATE Instrumentation - GATE 2017-2018 Questions and Answers

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Water (density: 1000 kgm^“3) stored in a cylindrical drum of diameter 1 m is emptied through a horizontal pipe of diameter 0.05 m. A pitot-static tube is placed inside the pipe facing the flow. At the time when the difference between the stagnation and static pressures measured by the pitotstatic tube is 10 kPa, the rate of reduction in water level in the drum is,

1/200√5 ms^-1

1/75√10 ms^-1

1/50√10 ms^-1

1/40√5 ms^-1

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