Furnace Mcq

However we do not want any heat loss through the furnace wall. In a furnace employing forced draught as compared to induced draught 1.

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Thus to prevent the heat transfer from the furnace to the atmosphere a bad heat conductor or a very good heat insulator is required.

Furnace mcq. C Temperature on the outer surface of furnace walls will drop d Energy consumption will increase Ans. To Get the Most Reviews from Real Customers All for Free Visit Angi. B Slow cooking soft material.

In a resistance furnace the atmosphere is. Ad Efficiently Heat Or Cool Your Entire Home or One Room at a Time With Personalized Comfort. Hence it is a principle used in Induction furnace.

Equal to direct arc furnace. Induction _______ is the principle of Induction furnace. Refractories are dried in the rotary kilns tunnel kilns sun none of these Answer.

Enter Your Zip Find Pros Fast. Induction heating - Electrical Engineering MCQ questions and answers. Its Never Been Easier To Keep Everyone Comfortable Without Spending A Fortune On Energy.

More than in direct arc furnace b. The material of the heating element for a furnace should have a lower melting point b higher temperature coefficient c high specific resistance d all of the above Ans. MCQ Questions and Answers about Furnace Technology Most Important questions with answers in the subject of Furnace Technology are given in this video with fo.

MCQ ON HEAT TREATMENT PROCESS. Which electrodes used in arc furnaces are obtained by heating at very high temperature. A Increase in calorific value of the fuel B Increase in flame temperature C Reduction in scale.

About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators. Raise the yield point. Manganese is added in low carbon steel to.

4 Question 2. Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace. Maximum alumina content in high alumina refractory can be as high as __________ percent.

The material of the heating element for a furnace should have a lower melting point. The high-voltage and low-voltage winding resistances of a distribution transformer of 100 KVA 1100220 volts. Air is sucked in so air leaks are more and hence the furnace.

Make the steel tougher and harder. Less than direct arc furnace c. How does the rate of cooling affect the hardness of the metal.

Hence the Cupola furnace is mostly used to melt cast iron for casting purposes. Nichrome NiCr nickel-chrome chrome-nickel etc is any of various alloys of nickel chromium. Foundry MCQs on Electric Arc Furnace.

Furnace Technology MCQ question is the important chapter for. A Heat loss through furnace wall will increase b Temperature inside the furnace will fall c Temperature on the outer surface of furnace walls will drop d Energy consumption will increase Ans. In which of the following furnaces the gases are sucked through the stock bed from below.

2 Question 3. Learn Furnace Technology MCQ questions answers are available for a Chemical Engineering students to clear GATE exams various technical interview competitive examination and another entrance exam. Which of the following factors does not influence the variety and quality of metal.

Question Set - 01. Ad Large Selection In-stock Free Shipping. The fan operates hot and hence blades are liable to corrosion and erosion.

If the temperature coefficient of silver is 00038 the temperature coefficient for Manganin may be expected to be. Help you find connect with local furnace pros. Question Set - 02.

1 The dielectric strength of air gap is. Home Category Electrical Engineering MCQ questions and answers Induction heating. Make the steel ductile and of good bending qualities.

The Induction heating is the process by which the passage of an electric current through a conductor releases heat. A Soaking pit B Sintering machine C Beehive oven D None of these. Cupola is a heavy furnace and has the capability to melt down heavy metals like cast iron.

30 50 70 90 Answer. An example of an oxide ore is. MCQ Questions for Class 12 General Principles and Processes of Isolation of Elements.

MCQs On Metallurgy Class 12. In order to maintain a reducing atmosphere in a furnace. Multiple Choice Questions and Answers on Refractory Technology Question 1.

The temperature on the outer surface of the furnace wall will drop. 50Hz are 01 Ω and 0004 Ω respectively. Ad Your Home Deserves The Best - Connect With A Top Rated Local Furnace Expert.

For arc heating the electrodes used are made of Aluminium Tungsten Copper Graphite 4. Positive pressure exists in the furnace. A Slow cooling hard material.

Nichrome wire can be safely used for heating upto. This Metallurgy class 12 Mcq pdf will help you enhance your performance in entrance exams like NEET. Carbon electrodes Self baking electrodes Graphite electrodes Electrochemical electrodes 3.

250 TOP MCQs on Electric Arc Furnace and Answers. 100 Most Important MCQ Of Heating and Welding with explanation. Cermets are combination of ceramic and metallic materials due to which they have high strength.

Ad Compare Multiple Top-Rated Heating Experts. Hello Students how are you all hope you all will be good in this Page we have shared with you more than 20 Important MCQ on metallurgy class 12 with answers which is helpful for various entrance exams preparation. A Rate of heating and cooling.

Explanation-In a furnace we want to have high heat transfer inside the furnace. The best suitable material for the heating element is Tungsten Nichrome Manganin Carbon 2.

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