Hydraulics and Fluid Mechanics in ME
Slip of a reciprocating pump is negative, when

Suction pipe is short and delivery pipe is long and the pump is running at low speeds
Delivery pipe is long and pump is running at high speeds
Suction pipe is long and delivery pipe is short and the pump is running at high speeds
Suction pipe is short and pump is running at low speeds

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Hydraulics and Fluid Mechanics in ME
A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a steel ball and a bubble of air. If the tank is decelerated horizontally, theni) the ball will move to the frontii) the bubble will move to the frontiii) the ball will move to the reariv) the bubble will move to the rear Find out which of the above statements are correct ?

(i) and (iv)
(iii) and (iv)
(ii) and (iii)
(i) and (ii)

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Hydraulics and Fluid Mechanics in ME
Venturimeter is used to

Measure the pressure of a flowing liquid
Measure the pressure difference of liquid flowing between two points in a pipe line
Measure the discharge of liquid flowing in a pipe
Measure the velocity of a flowing liquid

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