What is the minimum gas flow rate for a nozzle size?

Q: What fluxing agents act as scavengers in the molten weld pool?

A: There are many elements added to the filler material of the electrode. Each element has its purpose…

Q: What is propose of riser designed

A: To explain the purpose of riser design.

Q: 8) Atmospheric gases on reaction with molten metal, causes discontinuity such as

A: When the metal is melted, the amount of dissolved gases increases and when the metal starts to…

Q: Why the maximum discharge rate should not be exceeded? a. Acetylene becomes unstable and could…

A: acetylene is non toxic ,odorless and very reactive gases , it can be used in gas cutting as well ass…

Q: rget superheat answer Actual superheat answer

A: Superheat is defined as the difference in between the actual temperature of the refrigerant and the…

Q: a) Why should check-valves be fitted to gas welding torches? b) Why should fuel tanks be…

A: (a) Check valves are used as to prevent gasses from mixing upstream of them. As, when a flammable…

Q: What can make welding in the 2G vertical fixed pipe position difficult?

A: The following is how the 2G welding positions are used. 1. Vertical position is used when using 2G…

Q: Why adiabatic flame temperature is important?

A: Solution:

Q: In gas welding of a job, a neutral oxy-acetylene flame was used. If the acetylene consumption was 8…

A: Given, Type of flame = Neutral Acetylene consumption = CA = 8 litres   Let us take Oxygen…

Q: Why is the remaining fluid at the delivery tip of a Mohr pipet is not blown out?

A: A Mohr pipette is a type of pipette that is used to measure the volume of any liquid solution…

Q: Which of the following gasifiers has the Lowest thermal output?

A: Answer is Downdraft

Q: What is the final gas pressure?

A: Final gas pressure need to find.

Q: 3. Explain about pipeline pigging?

A: Solution:   Pigging in Pipeline is explained below:

Q: In brazing process the joint strength is generally_ a welded joint: * None of the mentioned Larger…

A: Brazing Process :- Filler metal will be flowing into the joint between base metals and filler metals…

Q: intercooling pressure for minimum

A: Given; The compressor of a gas turbine plant, operating on an idealintercooled Brayton cycle…

Q: How pilot tube works?

A: The pitot tube is a simple device that is used to measure the flow velocity with no moving parts.

Q: Provide a general description of the type of furnace

A: A furnace is a device that produces and transfers heat to materials with the goal of causing…

Q: aturated vapor.

A: Kindly refer attached files.

Q: How are single-acting cylinders retracted?

A: To find : How are single-acting cylinders retracted?

Q: What is the purpose of reheating steam in the reheat cycle?

A: Reheating is a process in which expansion of steam takes place in multiple stages or multiple…

Q: Describe with neat sketch working principal of a fire tube boiler.

A:

Q: Qu Electrostatic precipitator (ESP) is qui commonly used for Option 1: Removal of coal dust from…

A:

Q: the tip of the inner cone is the location of the maximum temperature in a neutral oxyacetylene…

A: Solution:   The Correct Option with necessary explanation is given below:

Q: Why in which cases is the flue gas treatment is used?

A: Given Data : Treatment of flue gases

Q: What is the other name for the short column?

A:

Q: Name the three modern types of steelmaking furnaces.

A: there are many types of modern steel making furnaces. the three types are given below:

Q: Give all the parts of a simple vertical fire tube boiler

A:

Q: What can happen to the weld pool if the torch movement is too long?

A: 'Weld pool' is a term used in the terminology of the welding process. Weld pool is the molten metal…

Q: Steps of how to draw a valve of an IV cannula using

A: Dassault Systèmes' SolidWorks is a solid modelling computer-aided design and computer-aided…

Q: Select the by-products of the blast furnace process

A: A blast furnace is a process to produce liquid metals by iron ore in a big furnace. In this process,…

Q: Time required for the welding in sec

A: Given data; Inner diameter (do)=110 mmouter diameter (d1)=100mmPower supply (V)=30VRESISTANCE=42.4…

Q: How much should we heat to close the gap

A: For the given system  Gap between rods (∆L) = 0.2 mm   To determine  Rise in temp to close the gap

Q: 4. Is a fire hydrant more likely to be cast or forged? Why?

A: Is a fire hydrant more likely to be casted or forged? The fire Hydrant are more likely to be Casted,…

Q: 4) For longer life of nozzle in AWJM, what type of material is used Tungsten carbide O Sapphire O…

A: AWJM is known as abrasive water jet machining.  This is an non conventional machining process.…

Q: What about the stretch for OA?

A: There is a mistake in the calculation part for TOA.   Consider the three equations (i), (ii), (iii)…

Q: The major difficulty during welding of aluminum

A: Given; The major difficulty during welding of aluminium is;Where, Welding process of aluminium is;…

Q: Define the combustion equipment efficiency.

A: Combustion efficiency, defined as the ratio of heat released by the fuel to the heat input by the…

Q: Discuss boiler feed water properties, treatment and sampling procedure.

A:

Q: Which gas leakage do you think poses a greater risk for fire? Explain

A: Propane gas leakage poses greater risk for fire.

Q: elow given gasses in

A:

Q: maximum possible reduction

A: Given: A thick slab is being cold rolled using roll of: Diameter(d)=600mm R=300 mm Coefficient of…