ASSIGNMENT NO 1

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24 Οκτ 2013 (πριν από 4 χρόνια και 2 μήνες)

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ASSIGNMENT NO


1

FLUID MECHANICS


1)

Define following terms and state its units
i)Ideal fluid ii) real fluid iii) Viscosity iv) Mass density


v) Specific gravity


vi) Specific weight vii) Capillarity viii) Surface

tension

2)

State the
Pascal’s

law Explain how it is used in hydraulic press.

3)

Explain with neat sketch concept of atmospheric pressure,

gauge
pressure
, absolute pressure and
vacuum pressure
.W
hat is relation
between them.

4)

Define the term hydraulics and state properties of good hydraulic fluid.

5)

Draw the neat sketch of i) Differential manometer





ii)
Micro manometer

(or )Sensitive manometer


6)

Enlist various pressure measuring devices.
Explain with neat sketch
Piezometer tube.

7)

Draw a labeled sketch of

Bourdons tube pressure gauge and describe its
working.