Fluid Mechanics FM 3rd Sem/Civil/0510/Dec 2015 Diploma Paper

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Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Question Paper

SECTION-A

Q1. a) Fill in the Blanks. 15×1=15

a) _______ is the inverse of specific weight.
b) An ideal fluid has _ viscosity.
c) The point where pressure acts is known as ____ .
d) Area of venacontracta is than area of orifice.
e) Vacuum pressure is also called _ .
f) Laminar flow is also called _____.
g) The highest point in a pipe lying above the hydraulic gradient is called _
h) The relationship between Cd,Cv and Cc in Cd ____ .
i) In centrifugal pumps, pressure is developed by .
j) Water hammer is caused by clousure of valve.

(B) State true false 5×1=5

a) Hydrostatic deals with the study of liquids at rest.
b) The pressure can also be expressed in mm of mercury.
c) When the tap is just open, it is the case of steady flow.
d) Bar is the unit of pressure.
e) A foot valve is used in case of centrifugal pump.

SECTION-B

Q2. Attempt any five questions. 5×6=30

a) State Bernoulli’s theorem and its applications.
b) Differentiate between specific weight and specific volume of liquid.
c) Convert intensity of pressure of 2mpa into equivalent pressure head of oil of specific gravity0.8.
d) Write the function of an orifice meter.
e) What do you mean by gauge pressure?
f) How are the weirs and notches classified?
g) Name the major and minor losses of head during flow through a pipe line.
h) Name the main components of a centrifugal pump.

SECTION-C

Q3. Attempt any three questions. 3×10=30

i. Calculate the mass density, specific weight and specific gravity of one litre of liquid which weighs 9 N.
ii. A triangular plate of base 3 m and height 4 m lies immersed vertically in water with the apex downward. The base of plate is 1 m below the free water surface. Determine the total pressure and center of pressure.
iii. Calculate the flow of water in liters/hour through a 40×15 cm venturimeter when differential gauge connected to the inlet end of the meter and its throat shows 25 cm o of mercury. Assume the discharge coefficient as 0.98.
iv. A differential manometer connected at two points A and B in a pipe containing an oil of specific gravity 0.8 shows a difference in mercury levels as 15 mm. Determine the difference in pressure at the two points in terms of head of water.
v. A rectangular channel has a cross section of 8 m2.Find the discharge and size through the most economical section. If the bed slope is 1 in 1000 .Take c=55.

Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Solved Question Paper

SECTION-A

Q1. a) Fill in the Blanks. 15×1=15

a) _______ is the inverse of specific weight.
b) An ideal fluid has _ viscosity.
c) The point where pressure acts is known as ____ .
d) Area of venacontracta is than area of orifice.
e) Vacuum pressure is also called _ .
f) Laminar flow is also called ___.
g) The highest point in a pipe lying above the hydraulic gradient is called _ .
h) The relationship between Cd,Cv and Cc in Cd .
i) In centrifugal pumps, pressure is developed by .
j) Water hammer is caused by clousure of valve.

(B) State true false 5×1=5

a) Hydrostatic deals with the study of liquids at rest.
b) The pressure can also be expressed in mm of mercury.
c) When the tap is just open, it is the case of steady flow.
d) Bar is the unit of pressure.
e) A foot valve is used in case of centrifugal pump.

Fluid Mechanics 3rd Sem/Civil/May 2018 Diploma Solved Question Paper

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Section a Fluid Mechanics 3rd Sem/Civil/DEC 2015 Diploma Solved Question Paper

___________ is the inverse of specific weight. An ideal fluid has _______ viscosity. The point where pressure acts is known as ____________ . Area of venacontracta is __________ than area of orifice. Vacuum pressure is also called ___________ . Laminar flow is also called _____________. The highest point in a pipe lying above the hydraulic gradient is called _________ . The relationship between Cd,Cv and Cc in Cd ______________ . In centrifugal pumps, pressure is developed by ____________ Water hammer is caused by __________ clousure of valve. Hydrostatic deals with the study of liquids at rest.T/F The pressure can also be expressed in mm of mercury.T/F When the tap is just open, it is the case of steady flow.T/F Bar is the unit of pressure.T/F A foot valve is used in case of centrifugal pump.T/F

Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Solved Question Paper Click Here

Section B :Fluid Mechanics 3rd Sem/Civil/dec 2015 Diploma Solved Question Paper

State Bernoulli’s theorem and its applications.

Bernoulli’s theorem and its applications.

Differentiate between specific weight and specific volume of liquid.

Convert intensity of pressure of 2mpa into equivalent pressure head of oil of specific gravity 0.8.

How to Convert intensity of pressure of 2mpa into equivalent pressure head of oil of specific gravity 0.8.

Write the function of an orifice meter.

Function of an orifice meter.

What do you mean by gauge pressure?

Gauge pressure

How are the weirs and notches classified?

How are the weirs and notches classified

Name the major and minor losses of head during flow through a pipe line.

What is the name Major and minor losses of head during flow through a pipe line.

Name the main components of a centrifugal pump.

Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Solved Paper Click Here

Fluid Mechanics 3rd Sem/Civil /dec 2015 Diploma Solved Question Paper

Get Started https://www.youtube.com/watch?v=UHX6f8TIvX8https://www.youtube.com/watch?v=M_RR6LVICp0https://www.youtube.com/watch?v=mV41CMWonN4https://www.youtube.com/watch?v=s0LVPE0Q3LE&list=PLA9Q9SDZ781WXNAWit379A4CRLMvjGiUw&index=14&t=0s

Section c :-Fluid Mechanics 3rd Sem/Civil/dec 2015 Diploma Solved Question Paper

A container of volume 3m³ has 25.5 KN of oil.Find the specific weight, mass density and specific gravity.

An isosceles triangular plate of base 3mt. and attitude 3mt. is immersed vertically.(with base coinciding with oil surface) in an oil of specific gravity 0.8.Determine the total pressure and centre of pressure on plate.

An isosceles triangular plate Numerical

Explain the working of the hydraulic press with the help of neat sketches.

working of the hydraulic press

The difference of pressure head of two ends of venture meter 15cm*7.5 cm is measured by water mercury differential gauge which read 15cm of mercury level difference in two limbs. Determine the discharge when co-efficient of venurimeter is 0.95; specific gravity of mercury is 13.6.

Co-efficient of Venurimeter Numerical

A tank has circular orifice 50mm.diameter at a depth of 3mt. below constant water level. The jet issuing through the orifice is found to be failing down by 0.54m in the horizontal distance of 2.42mt.The measured discharge is 540litre per minute. Calculate the coefficient of velocity, coefficient of contraction and coefficient of discharge

A tank Numerical Calculate the coefficient of velocity, coefficient of contraction and coefficient of discharge.

Find the diameter of a pipe of length 2500mt.when rate of flow of water is0.25m/s. and head loss due to friction is 5mt. take value of C=50 in chezy’s formula

Calculate Diameter of a pipe Numerical

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Download Previous Year Diploma Paper of Fluid Mechanics 3rd Sem/Civil/Dec 2015 Paper

Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Question Paper

SECTION-A

Q1. a) Fill in the Blanks. 15×1=15

(B) State true false 5×1=5

a) Hydrostatic deals with the study of liquids at rest. b) The pressure can also be expressed in mm of mercury. c) When the tap is just open, it is the case of steady flow. d) Bar is the unit of pressure. e) A foot valve is used in case of centrifugal pump.

SECTION-B

Q2. Attempt any five questions. 5×6=30

SECTION-C

Q3. Attempt any three questions. 3×10=30

Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Solved Question Paper

SECTION-A

Q1. a) Fill in the Blanks. 15×1=15

(B) State true false 5×1=5

a) Hydrostatic deals with the study of liquids at rest. b) The pressure can also be expressed in mm of mercury. c) When the tap is just open, it is the case of steady flow. d) Bar is the unit of pressure. e) A foot valve is used in case of centrifugal pump.

Fluid Mechanics 3rd Sem/Civil/May 2018 Diploma Solved Question Paper

Section a Fluid Mechanics 3rd Sem/Civil/DEC 2015 Diploma Solved Question Paper

Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Solved Question Paper Click Here

Section B :Fluid Mechanics 3rd Sem/Civil/dec 2015 Diploma Solved Question Paper

Fluid Mechanics 3rd Sem/Civil/Dec 2015 Diploma Solved Paper Click Here

Fluid Mechanics 3rd Sem/Civil /dec 2015 Diploma Solved Question Paper

Section c :-Fluid Mechanics 3rd Sem/Civil/dec 2015 Diploma Solved Question Paper

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a) Hydrostatic deals with the study of liquids at rest.
b) The pressure can also be expressed in mm of mercury.
c) When the tap is just open, it is the case of steady flow.
d) Bar is the unit of pressure.
e) A foot valve is used in case of centrifugal pump.

a) Hydrostatic deals with the study of liquids at rest.
b) The pressure can also be expressed in mm of mercury.
c) When the tap is just open, it is the case of steady flow.
d) Bar is the unit of pressure.
e) A foot valve is used in case of centrifugal pump.