Answered: Essay: Answer each question in a short…

Engineering

Mechanical Engineering

Essay: Answer each question in a short and concise manner. (Use 25-75 words only) 1. Define Thermodynamics.

Welding: Principles and Applications (MindTap Course List)

8th Edition

ISBN:9781305494695

Author:Larry Jeffus

Publisher:Larry Jeffus

Chapter26: Welding Metallurgy

Section: Chapter Questions

Problem 3R: What are the basic units of measure for heat?

See similar textbooks

Related questions

Q: 1. What are the base units of the SI and U.S. Customary systems? 2. What is the definition of an…

Q: An Ideal gas with R=25.9 lb-ft/lb-R and k=1.1is heated at constant volume. What is the a.)Cp and…

A: given:R=25.9 lb-ft/lb-Rk=1.1,Initial volume, V=15 ft3initial pressure, P1=70 psia or 70×144…

Q: What is the mass, in ounce mass, of the object below? Hint: A and B are parallels respectively.…

A: We have to calculate the mass for the given body. The material is aluminum

Q: The vapor pressure of Substance X is measured at several temperatures: temperature vapor pressure…

A: Given: Temperature and pressure of substance X is shown below:

Q: What is the heat loss coefficient that has a symbol Uair and is found from (volumetric flow density…

A: Given Data The volume is: V=23814 ft3 The natural air change oer hour is: ACPH=0.04 To Determine The…

Q: A gas storage cylinder in an ordinary chemical laboratory measures 3.9 cm wide and 16. cm high. This…

A: Given: Initial Volume:

Q: - Water is at 20 °C and the pressure is lowered until boiling is observed. What is the pressure?

A: At 20°C the pressure must be equal to vapor pressure for water to start boiling. The vapor pressure…

Q: This question is from Solid Mechanics I. Please give its solution.

A: Given, L = 3.5 m UDL = 6.4 kN/M Bending Stress = 7 MPa Assuming h = 2b

Q: a car has a mass of 1500kg. express the mass and the weight of the car using BG and U.S. Customary…

A: Now write the conversion unit and relation among another system of the unit.

Q: (a) Let's say that it is chilly To outside, and a much warmer T; inside. If we were to have a…

A: Heat move through a plane mass of thickness x as displayed underneath can be demonstrated as :The…

Q: What

A: Givenmoment about long axis =My

Q: What is the specific weight of octane gas at 1.5 kg/cm2 gauge and 60°F?

Q: In addition to filling in the blanks below, show all of your work for this problem on paper for…

A: In general, fluids can exist in three different phases as liquid, gas and solid. During the phase…

Q: The 1.8kg gas nitrogen has temperature of 0°C, filled inside 25liter. Calculate the pressure of gas…

Q: The temperature of a block of aluminum increases by 17.5 K. What is this temperature increase in ∘C?

A: the temperature of the aluminum block increased by =17.5 k we know that relation between kelvin and…

Q: 6. The specific weight of glycerin is 1.26 lb/ft'. Compute its density (kN/m®) and specific gravity.…

A: Given Specific weight, w = 1.26 lb/ft3 1 lb/ft3 = 16 kg/m3 Therefore,…

Q: Briefly describe Pascal's Law. Provide an examples of Pascal's Law applications in engineering?

A: Pascal's law: According to this law "pressure applied to an enclosed fluid will distribute in all…

Q: A car tire has a volume of 3730 cubic inches. at a pressure of 32 psig and a temperature of 80°F (a)…

Q: How would density be used to determine the concentration of antifreeze in the cooling system of an…

A: The density of antifreeze in the cooling system of automobiles is used to determine the…

Q: The first law of thermodynamics is generally thought to be the least demanding to grasp, as it is an…

A: In this problem, it is asking the PV diagrams in case of contracts on freezing and expands on…

Q: -The amount mass of hydrogen (i) (ii) The final temperature at constant volume and final pressure of…

Q: Use the moler volume to calculate each of the following STP. Calculate the number of grams of Ne…

A: Given that: Volume of Neon gas (VNe) = 13.3 L Determine Mass of 13.3 L of neon gas , mNe

Q: The U.S. National Institute of Standards and Technology (NIST)maintains several accurate copies of…

A: Up until 20th May 2019, the definition of 1 kg of mass was given as the weight of a 143-year-old…

Q: isometric

A: Isometric projection Isometric projection is a method for representing three-dimensional objects…

Q: In engineering, stress and strain describe the conditions of a material under varying circumstances.…

A: The given text is:

Q: A volume of 400 cc of air is measured at a pressure of 740 mm Hg absolute and a temperature of 18…

Q: What is the weight in newtons of an object that has a mass of (a) 8 kg, (b) 0.04 kg, and (c) 760 Mg?…

Q: Please show the complete solution. (Example: Conversion of Units) How much heat in kJ must be…

Q: Using only Table A (Conversion of Units), calculate the values asked. All answers must be given…

Q: 1) A cylindrical vessel with a diameter of 8 inches and 5 feet long contained acetylene at 300 psi…

A: Given values are - T1 = 82°F =542°R , T2 = 74°F =534°RP1 = 300psi , P2 = 190psiVolume of cylinder V…

Q: 4. What is the specific gravity of a solid sphere that has a radius of 0.6 in and a mass of 1.34…

A: #4 find the specific gravity of sphere.

Q: The cylinder and tubing shown in Fig. 2-26 contain oil, sp gr 0.902. For a gage reading of 31.2 psi,…

A: Given , Gauge reading , Pg = 31.2 psi =31.2*144 lbs/ft2 =4492.8 lbs/ft2. Specific gravity of oil =…

Q: Complete the table below. Determine the relationship between o and o, of a block of chocolate given…

A: Solution: Note: Dear Student! As per our guidelines, we are only allowed to answer three sub-parts…

Q: Latent heat of fusion is the heat given up as a substance freezes. The latentheat of fusion for…

A: Given data : latent heat of fusion for water=144 Btu/lb 144 Btu is given to freeze 1 Lb of water

Q: The technique for measuring specific heat that involves heating a material, adding it to a sample of…

A: Given Data⇒Specific heatheating of a materialaddition of sample of waterFinal temperatureProblem…

Q: Determine the viscosity of a liquid having kinematic viscosity of 6 stokes and specific gravity of…

Q: Four hundred cubic centimeters of a gas at 740 mm Hg absolute and 18℃ undergoes a process until the…

Q: 3. An oil has a specific gravity of 0.8. Determine its specific weight, density, and specific volume…

A: GivenS.G=0.8

Q: opic: Dynamics (Work, Energy, Power) Determine: (a) The force (parallel the inclined) required to…

Q: Read the question carefully and match the answer with its respective question: It has been reported…

A: Concept of heat rate Note: Since the Unit of heat rate is not given. so solving the question i have…

Q: In a hypothetical diesel engine the fuel is compressed from 579mL to 32.9 mL. This rasies the…

A: V1 = 579 mL = 579*10-6 m3 V2 = 32.9 mL = 32.9*10-6 m3 T1 = 25+273=298K T2 = 210+273=483K P1 = 1 atm…

Q: B. Answer two only of the following equations: 1. If the pressure of a substance in increased during…

A: Dear student, As you mentioned that you need only two solutions and you didn't…

Q: Define the international system of units.

A: An international unit system is a modern form of the metric system. Is used in almost every part of…

Q: 1. How can recognize an extensive or intensive properties such as density, colour of gold, Volume of…

Q: A commonly used unit in everyday language to state weight is the pound (lb). There are actually…

A: We have been given the following data:

Q: of heat tre

A: Heat treatment is the process of heating or cooling a material to a specific temperature, usually to…

Q: Air that occupies 0.142 m3 at 103 kPa gauge is expanded isothermally to zero gauge pressure and then…

Concept explainers

Laws of thermodynamics

Thermodynamics is a field of research, which needs the creation of absolute and ideal states and logical and practical examination of the actual conditions. By considering all the laws and theories of thermodynamics, the chemical reactions, the occurrence of processes, and physiological functions can be predicted with this field.

Question

Essay: Answer each question in a short and concise manner. (Use 25-75 words only)
1. Define Thermodynamics.
2. The difference between, metric SI and the English unit systems. In your own
opinion what is better and why?
3. Describe Ideal Gas and the Laws associated with it.
4. Enumerate and explain the Four Fundamental Laws of Thermodynamics.

Science that deals with the amount of energy transferred from one equilibrium state to another equilibrium state.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

PLEASE SHOW SOLUION STEP BY STEP WITH UNITS. PLEASE ANSWER IT IN 30 MINS. TOPIC: THERMODYNAMICS - PROCESSES OF GASES
answer it in 20 mins. Determine the process. TOPIC: THERMODYNAMICS - PROCESSES OF GASES
For each of the following items, state which U.S. customary units and which metric units in common use would be most appropriate for describing the size of the item. In each case, Say briefly why you chose the units. a. The volume of water in a full bathtub b. The length of a swimming pool. c. The weight of a slice of bread. d. The volume of a slice of bread. e. The weight of a ship. f. The length of an ant.
please answer it in 1hr. PLEASE SHOW SOLUTION STEP BY STEP WITH UNITS. SUBJECT: THERMODYNAMICS, TOPIC: PROCESSES OF GASES
Topic: Dynamics (Work, Energy, Power) Determine: (a) The force (parallel the inclined) required to move the block. (b) The rate of work done in 10 seconds (c) The initial velocity (Vi) of the block if its velocity at 10 meters is 30 m/s. *Please answer with complete and in order solution. *Three decimal places all final answers. *Include figures and Free Body Diagram with proper labels. *Enclose with a box all final answers. THANK YOU
Thermodynamics. Please answer it in 1 hr.
A 500-BHp gasoline engine uses fuel oil of 30 °API gravity, fuel consumption is 0.83lb/BHp –hr. Cost of fuel is Php 9.95 per liter. Determine the minimum volume of cubicalday tank in cm3, ambient temperature is 53°C. Always include the units. No rounding off until the final answer (Two decimal places)
It is a Thermodynamics subject please show the complete and step by step solution. Use the given format I inserted. Please answer it as soon as possible.
Please Kindly Help me to answer this. Thank you very much! Note: Round off your final answer to the nearest ten-thousandth. Take note: Only the final answer should be rounded off. Do NOT write answers in scientific notation. Always write the answer with 4 decimal places, (i.e, 4.25 should be written as 4.2500) EXCEPT for whole numbers. Question: Air that occupies 0.142 m3 at 103 kPa gauge is expanded isothermally to zero gauge pressure and then cooled at constant pressure until it reaches its initial volume. The work done on the gas is __________ kJ. Use 101.325 kPa as the atmospheric pressure.
Combustion engineering A coal sample gave the following analysis by weight, Carbon 68.95 per cent, Hydrogen 9.16 per cent, Oxygen 2.17 per cent, the remainder being incombustible. For 97% excess air , determine actual weight of air required per kg of coal. Round your answer to two decimal places.
The pressure difference between 2 points is 100,000 Pascals of a fluid column with height of 4 meters. The specific gravity of the fluid is closest to what value? The answer has a margin of 0.05 from the exact answer.
waten tunnle 0.75 water what is the volume of water