HYDRAULICS AND FLUID MECHANICS IN ME QUIZ

A hydraulic intensifier normally consists of

Two cylinders, two rams and a storage device

Two coaxial rams and two cylinders

A cylinder, a piston, storage tank and control valve

A cylinder and a ram

TRUE ANSWER : ?
YOUR ANSWER : ?

The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H).

P/ H²

P/ H3/2

P/ H

P/ √H

TRUE ANSWER : ?
YOUR ANSWER : ?

Density of water is maximum at

100°C

4°C

0°C

0°K

TRUE ANSWER : ?
YOUR ANSWER : ?

The intensity of pressure on an immersed surface __________ with the increase in depth.

Decreases

Increases

None of these

Does not change

TRUE ANSWER : ?
YOUR ANSWER : ?

Total pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be

4000 kg

2000 kg

1000 kg

8000 kg

TRUE ANSWER : ?
YOUR ANSWER : ?

Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of

Lower speed of operation

Lower discharge

Necessity of air vessel

High initial and maintenance cost

TRUE ANSWER : ?
YOUR ANSWER : ?

High specific speed of turbine implies it is

Francis turbine

Impulse turbine

None of the listed here

Propeller turbine

TRUE ANSWER : ?
YOUR ANSWER : ?

Differential manometer is used to measure

Atmospheric pressure

Pressure in pipes, channels etc.

Difference of pressure between two points

Very low pressure

TRUE ANSWER : ?
YOUR ANSWER : ?

Centrifugal pump is started with its delivery valve

Kept fully open

Kept 50% open

Kept fully closed

Irrespective of any position

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is an example of laminar flow?

Flow past tiny bodies

Underground flow

Flow of oil in measuring instruments

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

↑