HYDRAULICS AND FLUID MECHANICS IN ME QUIZ

The power produced by the reaction turbine is ________ to the head of water.

Directly proportional

None of these

Inversely proportional

4th power

TRUE ANSWER : ?
YOUR ANSWER : ?

According to Manning's formula, the discharge through an open channel is (where M = Manning's constant)

A × M × m1/2 × i2/3

A1/2 × M2/3 × m × i

A × M × m2/3 × i1/2

A2/3 × M1/3 × m × i

TRUE ANSWER : ?
YOUR ANSWER : ?

High specific speed of turbine implies it is

Impulse turbine

None of the listed here

Francis turbine

Propeller turbine

TRUE ANSWER : ?
YOUR ANSWER : ?

To avoid an interruption in the flow of a syphon, an air vessel is provided

at the outlet

at the inlet

ay nay point between inlet and outlet

at the summit

TRUE ANSWER : ?
YOUR ANSWER : ?

The static head of a centrifugal pump is equal to the _________ of suction head and delivery head.

Sum

Product

Difference

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Viscous force is the __________ of shear stress due to viscosity and cross-section area of flow.

Different

Product

Ratio

Sum

TRUE ANSWER : ?
YOUR ANSWER : ?

The speed ratio in case of Francis turbine varies from

1 to 1.5

0.6 to 0.9

0.4 to 0.5

0.15 to 0.3

TRUE ANSWER : ?
YOUR ANSWER : ?

The specific weight of sea water is __________ that of pure water.

More than

None of these

Same as

Less than

TRUE ANSWER : ?
YOUR ANSWER : ?

The stress-strain relation of the Newtonian fluid is

Inverse type

Hyperbolic

Parabolic

Linear

TRUE ANSWER : ?
YOUR ANSWER : ?

A streamline is defined as the line

parallel to outer surface of pipe

parallel to central axis flow

of equal yelocity in a flow

along which the pressure drop is uniform

TRUE ANSWER : ?
YOUR ANSWER : ?

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