Description : The percentage of carbon in cost iron is : (1) 0.01 to 0.25 (2) 0.5 to 1.5 (3) 6 to 8 (4) 3 to 5
Last Answer : 3 to 5
Description : Uranium percentage in monazite sand is about (A) 0.01 (B) 0.25 (C) 1.2 (D) 7
Last Answer : (B) 0.25
Description : Hard steel contains – (1) 2 to 5 per cent carbon (2) 0.5 to 1.5 per cent carbon (3) 0.1 to 0.4 per cent carbon (4) 0.01 to 0.04 per cent carbon
Last Answer : (2) 0.5 to 1.5 per cent carbon Explanation: The term hardened steel is often used for a medium or high carbon steel that has been given the heat treatments of quenching followed by ... In contrast, the same steel composition in annealed state will be softer as required for forming and machining.
Description : Hard steel contains (1) 2 to 5 per cent carbon (2) 0.5 to 1.5 per cent carbon (3) 0.1 to 0.4 per cent carbon (4) 0.01 to 0.04 per cent carbon
Last Answer : 0.5 to 1.5 per cent carbon
Description : Carbon content in steel is __________ percent. (A) 0.1-2 (B) 4-6 (C) 2-4 (D) 0.001-0.01
Last Answer : (A) 0.1-2
Description : The percentage of fluoride present in dental enamel is (A) 0.01–0.02 (B) 0.05–0.10 (C) 0.15–0.20 (D) 0.20–0.40
Last Answer : Answer : A
Description : The percentage of fluoride present in normal bone is (A) 0.01–0.03 (B) 0.04–0.08 (C) 0.10–0.12 (D) 0.15–0.2
Description : If D is the degree of a curve, the percentage reduction of gradient, is (A) 0.01 D (B) 0.02 D (C) 0.03 D (D) 0.04 D
Last Answer : Answer: Option D
Description : A furnace is made of a refractory brick wall of thickness 0.5 metre and thermal conductivity 0.7 W/m.°K For the same temperature drop and heat loss, this refractory wall can be replaced by a layer of diatomaceous earth of ... and thickness __________ metre. (A) 0.01 (B) 0.1 (C) 0.25 (D) 0.5
Last Answer : (B) 0.1
Description : Which one of the following contains maximum percentage of carbon? (1) Cast iron (2) Stainless steel (3) Wrought iron (4) High speed steel
Last Answer : (1) Cast iron Explanation: Cast Iron is a hard, brittle, nonmalleable iron-carbon alloy, cast into shape, containing 2 to 4.5 percent carbon. Steels contain less than 2% and usually less than 1% carbon, ... percent carbon. Wrought iron is an iron alloy with very low carbon (0.04 to 0.08%) content.
Description : Which one of the following contains maximum percentage of carbon ? (1) Cast iron (2) Stainless steel (3) Wrought iron (4) High speed steel
Last Answer : Cast iron
Description : Maximum change in the hardness of martensite occurs in the carbon content range of __________ percent in steel. (A) 0.01 to 0.10 (B) 0.2 to 0.4 (C) 0.5 to 0.7 (D) 0.8 to 1.0
Last Answer : (B) 0.2 to 0.4
Description : Percentage of carbon content in mild steel is (A) Less than 0.25 (B) Between 0.25 and 0.7 (C) Between 0.7 and 1.5 (D) Greater than 1.5
Last Answer : Answer: Option A
Description : Percentage of carbon in steel ranges from – (1) 0.1 to 1.5 (2) 1.5 to 3.0 (3) 3.0 to 4.0 (4) 4.0 to 6.0
Last Answer : (1) 0.1 to 1.5 Explanation: Steel is an alloy made by combining iron and other elements, the most common of these being carbon. When carbon is used, its content in the steel is ... weight, depending on the grade. Other alloying elements sometimes used are manganese, chromium, vanadium and tungsten.
Description : Percentage of carbon in steel ranges from (1) 0.1 to 1.5 (2) 1.5 to 3.0 (3) 3.0 to 4.0 (4) 4.0 to 6.0
Last Answer : 0.1 to 1.5
Description : in titration of 25 mL of the solution containing Cu2+ with the concentration of 0.01 molar , with SCN – (0.01 Molar) , if we use the indicator that changed its color in PSCN= 9. Calculate the error of titration PKSP(CuSCN) =13.4?
Last Answer : just the color change from the indicator. Thus, a careful selection of the indicator will reduce the indicator error. For example, if the equivalence point is at a pH of 8.4, then the ... are in the range of aqueous pH changes are of little use. Instead, the titrant and indicator used
Description : Gold numbers of some colloids are : Gelatin : 0.005 - 0.01 , Gum Arabic : 0.15 - 0.25, Oleate : 0.04 - 1.0, Starch : 15 - 25. Which among these is a b
Last Answer : Gold numbers of some colloids are : Gelatin : 0.005 - 0.01 , Gum Arabic : 0.15 - 0.25, Oleate ... ? A. Gelatin B. Starch C. Gum Arabic D. Oleate
Description : 25 mL of a solution of `Fe^(2+)` ions was titrated with a solution of the oxidizing agent `Cr_(2)O_(7)^(2-)` . 50 mL of 0.01 M `K_(2)Cr_(2)O_(7)` solu
Last Answer : 25 mL of a solution of `Fe^(2+)` ions was titrated with a solution of the oxidizing agent `Cr_(2)O_ ... is the molarity of the `Fe^(2+)` solution ?
Description : The void ratio of a soil sample decreases from 1.50 to 1.25 when the pressure is increased from 25 tonnes/m2 to 50 tonnes/m2 , the coefficient of compressibility is (A) 0.01 (B) 0.02 (C) 0.05 (D) 0.001
Last Answer : (A) 0.01
Description : If h is the loss due to friction in a pipe. Total losses in strainer and bends may be taken as (A) 0.01 h (B) 0.45 h (C) 0.20 h (D) 0.25 h
Description : Wrought iron contains carbon upto (A) 0.25 % (B) 1.0 % (C) 1.5 % (D) 2 %
Description : Carbon content in the cast iron is (A) 2.5 – 4.5 % (B) 0 – 0.25 % (C) 0.25 – 0.50 % (D) 0.50 – 1.5 %
Last Answer : (B) 0 – 0.25 %
Description : A shopkeeper declares that he sells rice at the cost price. However he uses a weight of 425 grams. Instead of 500 grams, what is his percentage of profit? a) a) 16 5/6 b) 15 c) c) 20 7/23 d) 25 e) None of these
Last Answer : % profit = Loss/Actual Weight x 100 = 500 – 425/500 × 100 = 75/500 x 100 = 15% Answer: b)
Description : Determine the terrain sensitivity loss for a 4-GHz carrier that is propagating over a very dry, mountainous area. A. -1.25 dB B. -3.05 dB C. -2.01 dB D. -5.01 dB
Last Answer : A. -1.25 dB
Description : Indian penal code enacted in a) 25 Jan 1974 b) 06 Oct 1860 c) 01 Jan 1973 d) None of these
Last Answer : b) 06 Oct 1860
Description : Code of criminal procedure bill having passed by both houses on a) 25 Jan 1974 b) 2002 c) 01 Jan 1973 d) None of these
Last Answer : a) 25 Jan 1974
Description : 7% of 77 + 77% of 777 + 777% of 7777 a) 58090.54 b) 60457.25 c) 68709.16 d) 71000.01 e) None of these
Last Answer : 7% of 77 + 77% of 777 + 777% of 7777 = 0.07 × 77 + 0.77 × 777 + 7.77 × 7777 = 61030.97 Answer: e)
Description : Threshold limit value of copper in the atmospheric air is - (1) 0.001 mg/m3 (2) 0.01 mg/m3 (3) 1.0 mg/m3 (4) 5.0 mg/m3
Last Answer : (3) 1.0 mg/m3 Explanation: Inspirable copper dust takes a predominantly fibrous effect. The ALV of copper aerosol in the workplace atmosphere is 0.5 mg/m3, while the threshold limit value (TLV) is 1.0 mg/m3.
Description : Liquid diffusivity is of the order of __________ cm2 /second. (A) 0.01 (B) 0.1 (C) 10 -5 to 10 -6 (D) > 1
Last Answer : (C) 10 -5 to 10
Description : Experiments were conducted to determine the flux of a species A in a stagnant medium across a gas-liquid interface. The overall mass transfer coefficient based on the liquid side for dilute systems for the above was estimated to be 4 ... -4 (C) 5.6 10 -3 (D) 8.5 10 -3
Last Answer : (B) 8.5 × 10 -4
Description : A metal wire of 0.01 m dia and thermal conductivity 200 W/m.K is exposed to a fluid stream with a convective heat transfer coefficient of 100 W/m2 .K. The Biot number is (A) 5.6 (B) 0.025 (C) 3.5 (D) 0.0035
Last Answer : (B) 0.025
Description : Statement -1Wrought iron in more malleable and ducitlle than steel. Statement -2: It contains slightly less percentage of carbon.
Last Answer : Statement -1Wrought iron in more malleable and ducitlle than steel. Statement -2: It contains slightly less percentage of carbon.
Description : What is the percentage of carbon in cast iron ?
Last Answer : 2.5%.
Description : Which one contains the least percentage of carbon? (A) Wrought iron (B) High speed steel (C) Cast iron (D) Pig iron
Last Answer : (A) Wrought iron
Description : Which of the following has the least carbon percentage? (A) Low carbon steel (B) Mild steel (C) Wrought iron (D) White cast iron
Last Answer : (C) Wrought iron
Description : Carbon percentage is the same in cast iron and (A) Wrought iron (B) Pig iron (C) Mild steel (D) High silicon (14%) iron
Last Answer : (B) Pig iron
Description : The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called (A) Cementation process (B) Crucible process (C) Bessemer process (D) Open hearth process
Description : What Is The Percentage Of Carbon In Cast Iron?
Description : Maximum permissible concentration of copper in drinking water in mg/L, is – (1) 0.01 (2) 0.05 (3) 1.0 (4) 2.0
Last Answer : (3) 1.0 Explanation: The 1959 WHO International Standards for Drinking Water suggested that concentrations of copper greater than 1.5 mg/litre would markedly impair the potability of the water. However, ... 1.0 mg/litre was established for copper, based on its laundry and other staining properties.
Description : Maximum permissible concentration of copper in drinking water in mg/L is - (1) 0.01 (2) 0.05 (3) 1.0 (4) 2.0
Last Answer : (3) 1.0 Explanation: In the first edition of the Guidelines for Drinking Water Quality, published in 1984, a guideline value of 1.0 mg/litre was established for copper, based on its laundry and other staining properties.
Description : Out of (a) 0.01 M KNO3 , (b) 0.01 M Na2 SO4 which aqueous soln. will exhibit high B. P.?
Last Answer : (a) 0.01 M Na2 SO4
Description : Maximum permissible concentration of copper in drinking water in mg/L is (1) 0.01 (2) 0.05 (3) 1.0 (4) 2.0
Last Answer : 1.0
Description : What is the total resistance of the electrical circuit illustrated if the resistance of R1 is 2 ohms, R2 is 4 ohms, and R3 is 4 ohms with a 6 volt battery? EL-0021 A. 0.01 ohms B. 0.10 ohms C. 1.00 ohms D. 10.00 ohms
Last Answer : Answer: C
Description : What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10 6 approximately? (A) 0.003 (B) 0.01 (C) 0.1 (D) 0.3
Last Answer : (A) 0.003
Description : When a constant discharge 2.91 litres/sec. was obtained in a pumping test, the draw downs in the test wells at 3 m and 6.184 m were 2.6 m and 0.3 m respectively. If over-all depth of the pumping well was 16 m, the ... (A) 0.0005 cm/sec (B) 0.001 cm/sec (C) 0.002 cm/sec (D) 0.01 cm/sec
Last Answer : Answer: Option B
Description : Cast iron contains __________ percent carbon. (A) 2.5 (B) 3.75 (C) 4.75 (D) 5.25
Last Answer : Option A
Description : The following information is available for the W hotel for the latest thirty day period. Number of rooms available per night 40 Percentage occupancy achieved 65% Room servicing cost incurred Rs. 3900 The room servicing cost per occupied room- ... (a) Rs 3.25 (b) Rs 5.00 (c) Rs 97.50 (d) Rs 150.00
Last Answer : (b) Rs 5.00
Description : 15) A retailer of Brandy dog food prices at 75 pence a can of dog food. It cost the retailer 60 pence. What is the markup as a percentage of cost? A)8 percent B)25 percent C)20 percent D)12.5 percent
Last Answer : B)25 percent
Description : From the IPX course cm2-01, Calculate the extra cost required to correct the documentation?
Last Answer : 3
Description : IPX Course cm2-01, Calculate the extra cost required to correct the documentation?