How is electricity produced by utilizing normally wasted heat?

Q: 1. What is the Mach number at room temperature?

A: To find : Mach number at room temperature

Q: Find the total weight of a 10 ft' tank of oxygen if the oxygen is pressurized to 500 psia, the tank…

A: P=500 psia

Q: answer is 12920 lumens, convert it to watts. I need the solution how to convert 12920 lumens to…

A: Lamp lumen of a 250 watts lamp is 11,500 lm which is the nearest value to 8662.83 lumen

Q: A well-insulated and perfectly sealed room is installed with 4-hp fan to circulate air for 1.5…

A:

Q: When 1 cu ft of natural gas is burned, 1,050 Btu of heat are produced. In oneday, a building uses…

A: Natural gas of 1 cu ft burn causes =1050 Btu heat produced Heat used by building = 761250 Btu To…

Q: What is the major source of energy production in the United States?

A: The three major fossil fuels like petroleum, natural gas, and coal producing combined accounted for…

Q: Suppose you were to build a bridge in the state of Texas. Look over some of the specific heat values…

A: Heat resistant: Heat resistant is the ability of the material to resisit heat this type of material…

Q: What is the effect of temperature on surface conduction of any material?

A: Solution:   The temperature has an inverse effect on the surface conduction of any material. The…

Q: Explain specific energy diagram.

A: Explaining specific energy diagram.

Q: What is the importance of Evapotranspiration?

A: Given data in question  Evapotranspiration  To be discussed  Importance of Evapotranspiration.…

Q: Civil Engineering An office building with a lower energy consumption should get a better energy…

A: Energy Efficient building Buildings that are built to give a considerable reduction in the energy…

Q: Why is a two-pipe vacuum steam-heating system used in large buildings?

A: For the application of ventilation, air conditioning to carry the steam and to return condensation…

Q: Using solar energy to air-condition buildings real life problems.

A:

Q: What does the heating value of a fuel represent?

A: Brief concept- Fuel- A material that is burnt to get heat and power is called fuel. For example-…

Q: Ladders can be made using aluminum alloy, fiberglass, and wood. What will be the pros and cons of…

A: A ladder is generally an inclined and vertical set of rungs or steps. One type of ladder is Rigid…

Q: A house is being built. The contractor states that the cost to install electricbaseboard heat will…

A: Solution Given data The cost to install electrical dashboard heat is $2480

Q: What are the sources of Carbon tetrachloride in indoor pollution?

A: Carbon tetrachloride is a non - flammable, transparent liquid that is near water-insoluble.…

Q: -In what three ways can heat be transferred?

A: Heat TransferHeat is an energy that can transfer from warmer objects to cooler objects.

Q: A diesel engine required 9,800 kJ of heat to produce 1,800 kJ of power. What is its efficiency?

A: Given data, Power input = 9800 kJ Power output = 1800 kJ

Q: What are the main disadvantages of using a heat exchanger to cool the exhaust gases?

A: The heat exchanger cools the exhaust gas by recovering the heat energy of reciprocating diesel, gas…

Q: What fuels and fluxes are commonly used in a blast furnace?

A: Blast Furnace - It is an upward shaft furnace that produces fluid metals by the response of a…

Q: Use second law of thermodynamics to explain global warming,why battery runs down and why rusting is…

A: Brief concept introduction- The second law of thermodynamics- According to the second rule of…

Q: What are the advantages of oxy-fuel combustion ?

A: The oxy-fuel combustion pathway is a process of burning fossil fuels with an oxygen - enriched gas…

Q: potential energy a one type of energy common to the work of civil engineer

A: Potential energy is a result of an object's position, mass and the acceleration of gravity. A book…

Q: Write any two differences between photovoltaic system and solar thermal technology.

A: 1- Photovoltaic system is converted light energy to electrical energy. 2-Solar thermal technology is…

Q: Geothermal System

A: To find : Importance of geothermal system.

Q: Why do flue gases leave the stack at high temperature? Explain briefly, in your own

A: A flue gas stack is normally a type of chimney and  similar structure through which combustion…

Q: What do you mean by heat of combustion?

A: Solution: Heat of combustion is defined as that the amount of heat that is being liberated when the…

Q: What percentage of the U.S. electric power is generated using renewable sources?

A: Energy consumption per capita has indeed been continuously growing as the world's economies have…

Q: theoretical oxygen demand,

A: If the organic compounds and their concentrations present in water are exactly known,the oxygen…

Q: What are the causes of photochemical smog?

A: Photochemical Smog: Photochemical smog is also known as summer smog and manifested as brown haze,…

Q: How does hydrogen peroxide get into cells

A: Hydrogen peroxide ( H2 O2 ) is a next to the superoxides anion and hydroxyl redical is a key member…

Q: ntaining 90% of carbon and 8% of hydrogen give the following result in the bomb calorimeter…

A: Given:- liquid weight=0.98gm content of carbon=90% content of hydrogen=8% calorimeter value of…

Q: What is the difference between alternating current and direct current?

A: Alternating current - Alternating current is current in which direction of electrons switches back…

Q: So, what is the relationship between solar cells and global positioning systems (GPS)?

A: This question has been taken from surveying

Q: 6. Briefly describe any two methods of producing energy from MSW

A: MSW It stands for Municipal solid waste . MSW is sometimes known as rubbish or trash. MSW consists…

Q: How fast will water flow out of the tank if the storage tank is open to atmosphere at sea level?

A: Apply Bernoullis equation at top and exit. Assuming the velocity at top to be zero. And neglecting…

Q: Air-conditioning units come in sizes of whole and half tons. A 1-ton airconditioningunit will cool a…

A: Given:- The size of the air-conditioning unit needed for 1100 sq ft = 1-ton  To determine:-  The…

Q: Calculate the energy loss

A: Given data : Depth on upstream (Y1)=0.58 mDepth on downstream (Y2)=2.688 m

Q: Describe the active solar heating systems. How do they function?

A: Solar energy systems convert the heat or electricity from the sun's beams. Regional construction and…

Q: Which end use is largest consumer of energy in Canadian commercial buildings? Water heating Space…

A: The end use electricity usage is highest  water heating and space heating. But largest among these 2…

Q: What is responsible for the largest share of energy consumption in the U.S. building sector

A: The U.S. uses multiple different sources and types of energy, that can be assembled into general…