Match the correct statements about the second law of thermodynamics. The Kelvin-Planck [ Choose ] statement relates to The Clausius [ Choose ] statement relates to V [ Choose ] refrigerators/air conditioning units/heat D Question 2 pumps heat engines A thermal reser <>
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- Hydrostatic pressure at any given depth of a liquid depends on the_____ of the container.a)Volumeb)ShapeC)Depthd)All of the above .As the temperature of oil increases, the viscosity of oil willa) increaseb) decreaseC)not change Which of the following units would NOT be used for volume flow rate?a) gal/minb) Ib/sc)m⅗d)ft^3/s 2.Dynamic viscosity is defined as,a) weight per unit volume of a fluidb) volume per unit weight of a fluidc) the velocity gradient divided by the shearing stress of a fluidd)the shearing stress divided by the velocity gradient of a fluidSuppose we got the following data during a test of a 2- stroke engine in which gas is usedas a fuel:Diameter of the piston = 149 mmStroke length = 179 mmClearance volume = 0.88 literrpm of the engine = 302Indicated mean effective pressure = 6.0 barGas consumption = 6.0 m3/hCalorific value of the gas (fuel) = 16990 kJ/m3Make a clear sketch the geometry of this engine using the data and determine thefollowing:i. Indicated power developed by the engine in watt.ii. Air Standard Efficiencyiii. Indicated thermal efficiency of the engine.As measured by NASA’s Viking landers, the atmosphereof Mars, where g ≈ 3.71 m/s 2 , is almost entirely carbondioxide, and the surface pressure averages 700 Pa. The temperatureis cold and drops off exponentially: T ≈ T o e - Cz ,where C = 1.3E-5 m - 1 and T o = 250 K. For example,at 20,000 m altitude, T ≈ 193 K. ( a ) Find an analyticformula for the variation of pressure with altitude.( b ) Find the altitude where pressure on Mars has droppedto 1 pascal.
- Subject: Thermodynamics IPlease present your solution in a readable and orderly manner.THERMODYNAMICS: Mollier Diagram: Steam Table Using the Steam Table below, find Δhf and Δhg in BTU/lbm and Δsf and Δsg in kJ/kgm-K and for the following parameters: P1 = 9.5 kgf/cm2 P2 = 15 kgf/cm2 With step by step explanation pls NOTE: This table uses SI unit as stated below: Pressure: MPa Temperature: °C Internal Energy and Enthalpy: kJ/kgm Entropy: kJ/kgm-KCompletely solve and box the final answers. Write legibly 4. A single stage air compressor handles 30 cubic meter per minute of atmospheric pressure, 30°C air and delivers it to a receiver at 3.0 mpa. Its volumetric efficiency is 83.0%, compression efficiency of 83.0% and mechanical efficiency of 80.30%. If it rotates at 300 rpm, what power in kW is required to drive it?
- please show solution step by step with units. SUbject: Thermodynamics, Topic: Procecesses of Gases answer it in 30 mins. also, identify the systemNeed help with engineering problem. Match the RTT term with its explanation: A: ddt(∫CVβρdᏉ) B: ∫CSβρVcosθdAout C: ∫CSβρVcosθdAin A. B. C. Match one of the following answers below to each letter. A change within the control volume Outflow of B from the ontrol volume Inflow of B to the control volumeGiven that a particular gas has the following data:• pressure is 101.325 kPa,• temperature is 16°C, and• volume is 2.83 m³and these are compressed into a storage vessel of 0.31 m³ capacity.Before admittance, the storage vessel contained the gas has the following data:• pressure is 137.8 kPa, and• temperature is at 24°C.After admittance, the pressure has risen to 1171.8 kPa.Determine the final temperature of the gas in the vessel (in Kelvin)
- Subject: Thermodynamics, student last digit is 5, thus p= 117, T1= 317, T2= 419A gas is under pressure of pressure 20.855 bar gage, T= 104 Fahrenheit and unit weight is 362 N/m3. Compute the gas constant R in J/kg.K5. (a) Describe a platinum resistance thermometer. How would you calibrate and use it formeasuring temperature of an object. Mention its advantages over a thermoelectricthermometer. (Please include all the necessary and clear diagrams). (b) Discuss the second law of thermodynamics, entropy, and the principle of increase ofentropy. Show that the entropy of a reversible process remains invariant and it gets increasedin an irreversible process. (Please include all the necessary and clear diagrams).