8/10/2019 FMM INT-II
1/1
LUID MECHANICS &MACHINERY
Time: 45mins Max marks: 25
Date: 28.08.12 PART A - (52= 10 marks) Dept: ME!
Ans"er A## $%esti&ns:
1. State Bernoullis theorem.2. State momentum equation
3. Differentiate between laminar and turbulent flow.
4. A 20cm diameter pipe 30m lon! transport oil from a taner to
theshore at 0.01m3 "s find the #e$nolds number classif$ the flow
tae
%iscosit$ 0.1&m"s2 and densit$ '00!"m3 for oil.(. )hat are
the ma*or and minor losses of flow throu!h pipes+
PART '
Ans"er A## $%esti&ns:
1. a, 2(0 liters"sec of water is flowin! in a pipe ha%in! a
diameter of
300mm. -f the pipe is bent b$ 13( /that is chan!e from initial
to finaldirection is 13(, find the ma!nitude and direction of the
resultant force
on the bend. he pressure of water flowin! is 3'.24&"cm. /12,
b, A pipe increasin! in diameter suddenl$ from 12cm to 22cm .if
the
dischar!e of water throu!h a pipe is 120lit"sec. Determine the
loss ofhead due to sudden enlar!ement of cross section area.
/3,
LUID MECHANICS &MACHINERY
Time: 45mins Max marks: 25
Date: 28.08.12 PART A - (52= 10 marks) Dept: ME!
Ans"er A## $%esti&ns:
1. State Bernoullis theorem.
2. State momentum equation
3. Differentiate between laminar and turbulent flow.
4. A 20cm diameter pipe 30m lon! transport oil from a taner to
theshore at 0.01m3 "s find the #e$nolds number classif$ the flow
tae%iscosit$ 0.1&m"s2 and densit$ '00!"m3 for oil.
(. )hat are the ma*or and minor losses of flow throu!h
pipes+PART '
Ans"er A## $%esti&ns:
1. a, 2(0 liters"sec of water is flowin! in a pipe ha%in! a
diameter of300mm. -f the pipe is bent b$ 13( /that is chan!e from
initial to final
direction is 13(, find the ma!nitude and direction of the
resultant forceon the bend. he pressure of water flowin! is
3'.24&"cm. /12,
b, A pipe increasin! in diameter suddenl$ from 12cm to 22cm .if
thedischar!e of water throu!h a pipe is 120lit"sec. Determine the
loss ofhead due to sudden enlar!ement of cross section area.
/3,
LUID MECHANICS &MACHINERY
Time: 45mins Max marks: 25
Date: 28.08.12 PART A - (52= 10 marks) Dept: ME!
Ans"er A## $%esti&ns:
1. State Bernoullis theorem.
2. State momentum equation3. Differentiate between laminar and
turbulent flow.
4. A 20cm diameter pipe 30m lon! transport oil from a taner to
theshore at 0.01m3 "s find the #e$nolds number classif$ the flow
tae
%iscosit$ 0.1&m"s2 and densit$ '00!"m3 for oil.
(. )hat are the ma*or and minor losses of flow throu!h
pipes+PART '
Ans"er A## $%esti&ns:
1. a, 2(0 liters"sec of water is flowin! in a pipe ha%in! a
diameter of
300mm. -f the pipe is bent b$ 13( /that is chan!e from initial
to finaldirection is 13(, find the ma!nitude and direction of the
resultant force
on the bend. he pressure of water flowin! is 3'.24&"cm.
/12,
b, A pipe increasin! in diameter suddenl$ from 12cm to 22cm .if
thedischar!e of water throu!h a pipe is 120lit"sec. Determine the
loss of head
due to sudden enlar!ement of cross section area. /3,
LUID MECHANICS &MACHINERY
Time: 45mins Max marks: 25
Date: 28.08.12 PART A - (52= 10 marks) Dept: ME!
Ans"er A## $%esti&ns:
1. State Bernoullis theorem.2. State momentum equation
3. Differentiate between laminar and turbulent flow.4. A 20cm
diameter pipe 30m lon! transport oil from a taner to the
shore at 0.01m3
"s find the #e$nolds number classif$ the flow tae%iscosit$
0.1&m"s2 and densit$ '00!"m3 for oil.(. )hat are the ma*or and
minor losses of flow throu!h pipes+
PART '
Ans"er A## $%esti&ns:
1. a, 2(0 liters"sec of water is flowin! in a pipe ha%in! a
diameter of
300mm. -f the pipe is bent b$ 13( /that is chan!e from initial
to finaldirection is 13(, find the ma!nitude and direction of the
resultant force
on the bend. he pressure of water flowin! is 3'.24&"cm. /12,
b, A pipe increasin! in diameter suddenl$ from 12cm to 22cm .if
the
dischar!e of water throu!h a pipe is 120lit"sec. Determine the
loss of head
due to sudden enlar!ement of cross section area. /3,
