True/False: When passing through a nozzle, a fluids pressure will increase along with its velocity. True/False: Work done between two states will always be the same. Which value for specific heat should be used for a compressible substance in a piston-cylinder?

Q: The saturated temperature of steam. .with the increase in pressure

A: Saturation temperature and pressure relation is needed to be determined.

Q: In charging a car air conditioner, 2.4% of a 15-pound cylinder of refrigerantR-134a is used. How…

A: Let M and N are two numbers. Let M is a part of the whole number N, Percentage =MN Now we convert…

Q: In the space above the mercury column in a barometer tube, the gauge pressure of the vapour is (a)…

A:

Q: 2. Predict what will happen in the following circumstances: A. Air in a closed tank is heated. B.…

A: It is case of close system. When the tank is heated, the air molecules inside the tank start moving…

Q: mic system

A: given: name two property of thermodynamic system?

Q: 1. A complete breakdown of airflow through a compressor is known as: Compressor surge. Compressor…

A: A complete breakdown of airflow through a compressor is known as Compressor surge.

Q: Piston and cylinder of a reciprocating steam engine forms a pair

A: A sliding pair is formed when the two pieces of a pair are joined in such a way that one may only…

Q: Which of the following statement is incorrect? Select one:

A:

Q: The shaking forces acting on an engine is mainly due to

A: The shaking forces acting on an engine is mainly due to  Answer: Crank

Q: For ideal gases, . is a function of temperature only specific volume none pressure density internal…

A: ideal gases are those gases whose molecules occupies negligible space in space and there is no…

Q: The pressure in a fluid at rest decreases with depth. Select one: True False

A: Given :-  The pressure in a fluid at rest decreases with depth. Select one: True or False

Q: ..Equation for Law of conservation of mass and energy for a nozzle

A: Law of conservation of mass (For nozzle) The mass is conserved during the process, the mass of fluid…

Q: a reciprocating compressor handles 1001 cfm

A: Given Volume it can handle = 1001 cfm To find Volume rate of air delivery

Q: Power coefficient Cp has a value that independent on

A: Option (d) heat losses  is correct option

Q: Normal pressure refers to...

A:

Q: In a single cylinder reciprocating engine, the primary unbalanced force is maximum

A: In a single cylinder reciprocating engine, there is one primary and one secondary unbalanced force.

Q: Describe a cup of hot coffee does not get hotter in a cooler room.

A: According to the law of thermodynamics, the heat is always flows from higher temperature to the…

Q: 13- Heat transfer through the building can be considered as a steady, if

A: steady state means that the properties do not change with time

Q: 10 m3 of free air is compressed to 8 bar gauge, every minute. What will be the air volumetric…

A: Given data: The volume air compressed in one minute is 10 m3. The final gauge pressure of the air…

Q: An hydrogen vapour container is mounted with a pressure gauge which shows 62 bar. Then its absolute…

A: Given: Gauge pressure (Pgauge)=62bar Assumptions: Standard atmospheric pressure (Patm)=1.01325bar

Q: In a condenser containing air and water, the air pressure is 22 kpa absolute. What is the gage…

A: given data:-  Pair=22 kpa  hwater=1.5 m

Q: The thermal

A: Given: Heat engine recieves heat:Q1=35 KJT1=750CRejects heat to the ambient is:Q2=15 KJT2=280C

Q: A small tube immersed vertically inside the liquid container, then it's known as the…

A: Capillary is a phenomenon of rising or falling of liquid surface in a small tube compared to the…

Q: Using the Steam Table, at initial pressure of 0.046 bar and final pressure of 0.107 bar, find the…

A:

Q: what pressure, in bar, should the valve be set to have a maximum temperature of 200°C?

A: Given that: V1 = 1 m3. m = 2 kg. T1 = 100 oC. T2 = 200 oC It is required to determine final pressure…

Q: Describe the process of Calculating Temperature: Calorimetry with an Ideal Gas?

A: Calorimetry is a technique that is used for measuring the enthalpy changes during any chemical…

Q: How long (in minutes) can a 75.0 US gallon receiver supply 8.5 SCFM of compressed air if the…

A:

Q: air in an internal combustion engine has 227 degrees Celcius, 1000 kPa, with a volume of 0.1 cubic…

A: Hi, you have submitted multiple questions and it is not specified in which problem you need help.…

Q: What is the effect of temperature on Kw

A:

Q: The specific gravity of fuel oil having a heating value of 44,899.2KJ/kg is?

A: given : HV = 44899.2 KJ/kg

Q: A wind turbine extract maximum power from wind, when the downstream wind speed reduces to: Zero…

A: Option B is correct one third of upstream wind

Q: 3- State which of the following statements are TRUE? a) For a backward curved blade, the fan total…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Which statement is correct for a compressed air tank? a) As the temperature decreases, the pressure…

A: if the temperature go below boiling point of air

Q: If not act any forces on a body, this means the body at rest.

A: Law of Motion:  According to Law of motion "If the net external force on body is zero, a body at…

Q: Why would a pump experience cavitation?

A: TOPIC-CAVITATION ON PUMP SUBJECT- FLUID MACHINERY TO EXPLAIN-Why would a pump experience cavitation?

Q: What mechanical forces are generated in a reciprocating compressor? b) Briefly explain them

A: A downward-moving piston in a reciprocating compressor lowers pressure in its cylinder by…

Q: A car generator turns ar 301 rpm when the engine is idling ,

A: Given Data The angular speed of the car generator is:ω=301 rpm The number of turns is:N=296 turns…

Q: (2) Describe briefly why the following statements are wrong. (a) “Hot cup of coffee becoming cold…

A: A hot cup of coffee becoming cold spontaneously because heat is a low grade of energy and will flow…

Q: 2- What is the difference between subcooled liquid and saturated liquid?

A: Differance between sub cooled liquid and saturated liquid :-

Q: A compressor increases the of a gas by its Select one: O a. pressure, increasing, volume O b.…

A:

Q: A psychometry chart can directly supply the user with the density values of air

A: A psychometry chart can directly supply the user with the density values of air. Answer: False

Q: In the motion of a crank shaft, the piston undergoes

A: In the motion of a crank shaft, the piston undergoes, Answer: rectilinear translation

Q: The percentage by volume of oxygen in ..atmospheric air is nearly

A: GIVEN DATA AN MCQ IS GIVEN ASKING % BY VOLUME OF OXYGEN IN ATMOSPHERE WE HAVE TO CHOOSE CORRECT…

Q: velocity at the top of the hill?

A: to find final velocity.

Q: An hydrogen vapour container is mounted with a pressure gauge which shows 12 bar. Then its absolute…

A: As we know atmospheric pressure=1.013bar

Q: internal energy of the gas during the process.

A: Given: Work required in a cylinder is compressed,Work required for compression being=7500 kJDuring…

Q: In the induced draft cooling tower, the fan forces the air through the tower. True

A: This question is based on the concept of cooling tower in power plant.

Buckling of columns

The column is described as a vertical member of the structure that carries an axial compressive load, and buckling is a lateral deformation of the column under the application of load.