Electric ovens using heating elements made of chromium can produce a temperature up to 3000°C.
Description : Electric ovens using heating elements of _______________ can produce temperature upto 3000°C. (A) Nickel (B) Graphite (C) Chromium (D) Iron
Last Answer : Ans: C Chromium has high melting point.
Description : In regenerative air preheater (as practised in heating of coke ovens), the heat is transferred (A) Through a metallic wall (B) By direct contact of hot flue gas with air (C) By ... material (like chequor bricks) and then heating the air from this hot material (D) None of these
Last Answer : (C) By heating an intermediate material (like chequor bricks) and then heating the air from this hot material
Description : Beehive coke oven (A) Facilitates by-products recovery (B) Takes 2-3 days for coking of coal but requires no external fuel for heating (C) Gives larger yield of coke (around 85%) as compared to by-product ovens (D) Produces coke with very poor strength
Last Answer : (B) Takes 2-3 days for coking of coal but requires no external fuel for heating
Description : Flue gas from the heating chamber of byproduct coke ovens is removed by (A) Forced draft fan (B) Induced draft fan (C) Steam ejector (D) Natural draft
Last Answer : (D) Natural draft
Description : High rate of heating of coke ovens (A) May damage its walls due to abrupt excessive swelling of coal (B) Produces larger size coke (C) Increases the time of carbonisation (D) None of these
Last Answer : (A) May damage its walls due to abrupt excessive swelling of coal
Description : The heating elements of electric irons are made of (A) Copper. (B) Nichrome. (C) Constantan. (D) Aluminium.
Last Answer : (B) Nichrome.
Description : Narrow coke ovens as compared to wider coke ovens (A) Produce smaller coke (B) Produce stronger coke (C) Require less time of carbonisation (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : When defrosting food using an ovens 'Defrost fan' setting, how long should we allow and at what temperature should the oven be?
Last Answer : I don’t have a defrost fan setting on my oven, but you could defrost cooked food in a regular oven at about 250–300 degrees F. for about 20 to 30 minutes.
Description : In the heating process of ______ type a simple method of temperature control is possible by means of a special alloy which loses its magnetic properties at a particular high temperature and regains ... (B) core type induction furnace (C) coreless induction furnace (D) high frequency eddy current
Last Answer : In the heating process of high frequency eddy current type a simple method of temperature control is possible by means of a special alloy which loses its magnetic properties at a particular high temperature and regains them when cooled to a temperature below this value.
Description : In which oven will roast chicken taste better?
Last Answer : Each specific oven bakes a little differently. Some housewives prefer gas, others electric. The best-roasted meat, of any kind, comes from the classic oven from solid fuel stoves.
Description : Like almost everyone, I look at the crown. Will running a gas or electric oven be cheaper?
Last Answer : Well, I don't know, we use an electric oven and try to use it at a time of a cheaper tariff, which is not the case with gas.
Description : Are gas oven more of a fire risk than electric ovens?
Last Answer : A gas oven is more of a fire risk because of the open flame. If anything flamable comes into contact with the flame it can ignite causing a fire. Electric ovens can cause fires too but not as easily as gas.
Description : An electric current can produce a) heating effect c)chemical effect b) magnetic effect d)chemical, magnetic and heating effect
Last Answer : d)chemical, magnetic and heating effect
Description : Which alloy used in making heating elements for electric heating devices? -General Knowledge
Last Answer : The answer is 'Nichrome'
Last Answer : answer:
Description : An alloy used in making heating elements for electric heating device is - (1) Solder (2) Alloy Steel (3) Nichrome (4) German Silver
Last Answer : (3) Nichrome Explanation: Nichrome is a mixture of chromium and nickel. Nichrome wire is a great conductor of electricity. Nichrome is used to make heating coils and other types of elements in household appliances.
Description : Which of the following metals is used for the manufacture of heating elements provided in electric iron? (1) Nickel (2) Chromium (3) Nichrome (4) Tungsten
Last Answer : (3) Nichrome Explanation: Nichrome is the most common domestic heating element and is found in many household products. Commonly, items such as toasters, hair dryers and heaters use nichrome coils to ... percent nickel and 20 percent chromium, and its high melting point of 1,400 degrees Celsius.
Description : An alloy used in making heating elements for electric heating devices is
Last Answer : Nichrome
Description : Which alloy used in making heating elements for electric heating devices?
Description : An alloy used in making heating elements for electric heating device is (1) Solder (2) Alloy Steel (3) Nichrome (4) German Silver
Description : Which of the following metals is used for the manufacture of heating elements provided in electric iron ? (1) Nickel (2) Chromium (3) Nichrome (4) Tungsten
Description : Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. (A) 2.5 (B) 0.5 (C) 10 (D) 20
Last Answer : (A) 2.5
Description : Main use of hard coke produced by high temperature carbonisation is in the (A) Iron blast furnace (B) Cupola in foundries (C) Sinter making (D) Domestic ovens
Last Answer : (A) Iron blast furnace
Description : Presence of free moisture in coal during its high temperature carbonisation (A) Reduces the coking time (B) Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls (C) Increases the loss of fine coal dust from the ovens when charging (D) None of these
Last Answer : (B) Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls
Description : Where can I find extra baking pans such as muffin tins and loaf pans especially made for toaster ovens?
Last Answer : You can find a lot of accessories for your toaster oven. Amazon has baking sheets, cookie sheet and small Pizza pans. Walter Drake and Miles Kimball sell specialized baking pans and muffin tins for toaster ovens too.
Description : Beehive coke ovens are made of __________ bricks. (A) Silica (B) Fireclay (C) Silicon carbide (D) Corundum
Last Answer : (A) Silica
Description : Coke made in narrower by-product coke ovens (as compared to wider ovens) is (A) Less reactive (B) Stronger (C) Smaller in size (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : The temperature of resistance furnaces can be controlled by changing the: (A) applied voltage (B) number of heating elements (C) circuit configuration (D) All of the above
Last Answer : Ans: D Temperature of resistance furnaces can be controlled by changing either applied voltage or by number of heating elements or by circuit configuration.
Description : High resistance electrical heating elements/wire are not made of (A) Maraging steel (B) Nimonic alloys (C) Kanthal wire (D) Nichrome
Last Answer : (A) Maraging steel
Description : An electric toaster uses nichrome for its heating element. When a negligibly small current passes through it. It resistance at room temperature `(27.0
Last Answer : An electric toaster uses nichrome for its heating element. When a negligibly small current passes through it. ... range involved , `1.70xx10^-4C^-1`
Description : Which of the following quantities has the GREATEST influence on the overall efficiency of a conventional (Rankine cycle) electric generating station burning fossil fuels? w) steam temperature at the steam turbine ... pressure at the steam turbine inlet z) pounds of ash and sulfur per pound of fuel
Last Answer : ANSWER: W -- STEAM TEMPERATURE AT THE STEAM TURBINE INLET
Description : Heating element of an electric heater is made up of _____? A. Tungsten B. Graphite C. Chromium 26 D. Nichrome
Last Answer : ANSWER: D
Description : Heating element of an electric heater is made up of------? A. Tungsten B. Graphite C. Chromium D. Nichrome (Answer)
Last Answer : D. Nichrome (Answer)
Description : The heating element in an electric iron is made of (a) Nichrome (b) Tungsten (c) Copper (d) Iron
Last Answer : Ans:(a)
Description : An electric iron has a heating element made of – (1) Copper (2) Tungsten (3) Nichrome (4) Zinc
Last Answer : (3) Nichrome Explanation: Nichrome is used in electric iron because it has high resistance and it is stable in air when hot. Nichrome wire forms a protective layer of chromium oxide. Chemically it is quite stable and does not combine with other atmospheric gases even in high temperature.
Description : The heating element of an electric heater is made of?
Description : An electric iron has a heating element made of : (1) Copper (2) Tungsten (3) Nichrome (4) Zinc
Description : Pick out the wrong statement. (A) Nitrogen is normally supplied in fertiliser either in Ammoniacal or the nitrate form, from which the soil takes it up in the form of ammonium ions ornitrate ... nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens
Last Answer : (D) Ammonium nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens
Description : Electric resistance seam welding uses_______ electrodes.(A) pointed (B) disc (C) flat (D) domed
Last Answer : Electric resistance seam welding uses disc electrodes.
Description : I put a music CD on top of my microwave oven (by mistake) and then used the microwave oven to heat food. Has the oven's magentron done anything to damage the CD?
Last Answer : I have a stack of CD’s next to my microwave, and haven’t noticed any problem. Doesn’t the CD play now?
Description : My oven's pilot light went out, how do I relight it?
Last Answer : Check inside it to see for a small flame, or see if you smeel any gas. If you think it’s out call a technichian NOW! Your house could have a lot of gas in it an dlighting it would not be good.
Description : How long does it take for one of those countertop ovens to preheat?
Last Answer : answer:Is there a light indicating when it is done preheating? and your link is broken. edit :: I think this is the right link.
Description : Does anyone remember when microwave ovens were called radar ranges?
Last Answer : I don’t know the first year, but a friend of mine was part of the Litton family and one of the Littons was instrumental in the development of the microwave oven. She remembers her mother having to cook Thanksgiving dinners in a huge microwave. This must have been in the early 60’s.
Description : Why do small toaster ovens sell so good on ebay?
Last Answer : Toaster ovens are sent straight from heaven. You can make almost anything in them and they don’t take a tenth of the power an oven requires. We use ours all the time. Plus, one never knows when a mini-pizza will be required STAT.
Description : How do you change a scb1000 advantium microwave oven's light bulb?
Last Answer : Here’s a tutorial on how to replace the lamp. Good Luck!
Description : How to Adapt Your Own Cooking Recipes to Microwave Ovens?
Last Answer : Microwave ovens cook at a faster rate than conventional cookingmethods (such as an oven). However, this does not mean that youjust put a whole chicken inside the microwave oven and expect it tobe ... cooking method on to the microwave oven. Find a conventional recipe that is similar to th
Description : Do any manufactuers make toasters or toaster ovens that can hang from the bottom of a cabinet?
Last Answer : Under-counter toasters and toaster ovens are designed to save counter-top space. They are especially useful in small apartments and galley-type kitchens and kitchenettes.
Description : What wattage range is good for compact microwave ovens?
Last Answer : A good wattage for a compact microwave oven would be 800 watts. This depends on the size, but most compact will fit just about anywhere and provide the power you need.