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Recent questions tagged transient processes
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a. Determine the temperature of the water leaving the intermediate pressure heater, T13,
asked
Apr 4, 2019
in
Mathematics
by
kratos
thermodynamics
transient processes
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vote
1
answer
A pressure cooker has the lid screwed on tight. A small opening with A = 0.0075 in^2 is covered with a petcock that can be lifted
asked
Apr 4, 2019
in
Physics
by
kratos
transient processes
thermal physics
jee
phase diagrams
thermodynamics
critical points
class-10
jee mains
gaseous state
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1
answer
A tall cylinder is filled with viscous oil. A round pebble is dropped from the top with zero initial velocity
asked
Mar 27, 2019
in
JEE
by
kratos
transient processes
vibration of sound
class-11
jee
kinematics
thermodynamics
class-10
icse
jee mains
echoes
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votes
1
answer
A box filled with water has a small **** on its side near the bottom. It is dropped from the top of a tower.
asked
Mar 23, 2019
in
Class 12
by
kratos
transient processes
fluid mechanics
class-11
kvpy
thermodynamics
class-12
neet 2019
+3
votes
1
answer
In time t, an amount of heat Q flows through the solid door of area A and thickness d represented.
asked
Mar 18, 2019
in
Mathematics
by
kratos
transient processes
availability
thermodynamics
pipe
pumps
law efficiency
+3
votes
1
answer
A 35 ft^3 rigid tank has air at 225 psia and ambient 600 R connected by a valve to a piston cylinder. The piston of area
asked
Mar 15, 2019
in
Mathematics
by
kratos
transient processes
compressibility factor
bernoulli
thermodynamics
polytropic processes
reversible shaft work
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vote
1
answer
Calculate the irreversibility for the air is at 300 kPa, 17°C with a volume of 0.25 m^3, while at the stops V = 1 m^3. An air line, 500 kPa,
asked
Mar 14, 2019
in
Mathematics
by
kratos
thermodynamics
irreversibility
transient processes
+2
votes
1
answer
a. Find the power removed in the condenser by the cooling water (not shown).
asked
Mar 14, 2019
in
Mathematics
by
kratos
thermodynamics
transient processes
+2
votes
1
answer
An old abandoned saltmine, 100 000 m^3 in volume, contains air at 290 K, 100 kPa. The mine is used for energy storage so the local power
asked
Mar 12, 2019
in
Mathematics
by
kratos
thermodynamics
transient processes
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vote
1
answer
A rigid steel bottle, V = 0.25 m^3, contains air at 100 kPa, 300 K. The bottle is now charged with air from a line at 260 K, 6 MPa to a bottle
asked
Mar 2, 2019
in
Mathematics
by
kratos
thermodynamics
energy equation
transient processes
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votes
1
answer
A 2-m^3 storage tank contains 95% liquid and 5% vapor by volume of liquified natural gas (LNG) at 160 K, It may be assumed
asked
Feb 23, 2019
in
Mathematics
by
kratos
thermodynamics
critical points
transient processes
phase diagrams
+2
votes
1
answer
Air from a line at 12 MPa, 15°C, flows into a 500-L rigid tank that initially contained air at ambient conditions, 100 kPa, 15°C.
asked
Feb 12, 2019
in
Mathematics
by
kratos
thermodynamics
transient processes
+2
votes
1
answer
An old abandoned saltmine, 3.5 x 106 ft^3 in volume, contains air at 520 R, 14.7 lbf/in.^2. The mine is used for energy storage so the local power
asked
Jan 25, 2019
in
Mathematics
by
kratos
thermodynamics
transient processes
polytropic processes
+3
votes
1
answer
A mass-loaded piston/cylinder containing air is at 45 lbf/in.^2, 60 F with a volume of 9 ft^3, while at the stops
asked
Jan 22, 2019
in
Mathematics
by
kratos
thermodynamics
ideal gas
transient processes
+2
votes
1
answer
An initially empty canister of volume 0.2 m^3 is filled with carbon dioxide from a line at 1000 kPa, 500 K. Assume the process is adiabatic
asked
Jan 21, 2019
in
Mathematics
by
kratos
thermodynamics
transient processes
+2
votes
1
answer
Air at 95 F, 16 lbf/in.^2, flows in a 4 in. × 6 in. rectangular duct in a heating system. The volumetric flow rate is 30 cfm (ft^3/min).
asked
Jan 16, 2019
in
Mathematics
by
kratos
transient processes
continuity equation
thermodynamics
single flow devices
flow rates
+2
votes
1
answer
Nitrogen at 600 kPa, 127°C is in a 0.5 m^3 insulated tank connected to a pipe with a valve to a second insulated initially
asked
Jan 15, 2019
in
Mathematics
by
kratos
entropy of ideal gases
thermodynamics
transient processes
+3
votes
1
answer
Water in nature exist in different phases like solid, liquid and vapor (gas). Indicate the relative magnitude of density and specific
asked
Jan 14, 2019
in
Class 11
by
kratos
transient processes
cbse
class-11
phase diagrams
thermodynamics
critical points
equilibrium
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vote
1
answer
If a liquid is heated in space under no gravity, the transfer of heat will take place by process of
asked
Jan 10, 2019
in
Class 12
by
kratos
transient processes
neet
cbse
thermodynamic
class-11
aiims
thermodynamics
heat transfer
+3
votes
1
answer
Two springs with same spring constant are installed in a massless piston/cylinder with the outside air at 100 kPa.
asked
Jan 2, 2019
in
Mathematics
by
kratos
entropy generation
transient processes
entropy of ideal gases
thermodynamics
manometers
barometers
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