Description : Nitriding of steel is done (in electric furnace) at __________ °C. (A) 510 (B) 1720 (C) 2210 (D) 910
Last Answer : (A) 510
Description : Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are ... __________ °C. (A) 400-500 (B) 900-1000 (C) 1400-1500 (D) 1700-1800
Last Answer : (B) 900-1000
Description : While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C. (A) 1800 (B) 2000 (C) 2400 (D) 3000
Last Answer : (B) 2000
Description : Most of the plastics are safe to be used upto a maximum temperature of __________ °C. (A) 100 (B) 150 (C) 350 (D) 450
Last Answer : (B) 150
Description : High speed steel tools retain their hardness upto a temperature of __________ °C. (A) 500 (B) 750 (C) 900 (D) 1100
Last Answer : (C) 900
Description : While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. (A) 2000 (B) 3000 (C) 4500 (D) 6000
Last Answer : (C) 4500
Last Answer : Option C
Description : The temperature at which the magnetic property of iron disappears (i.e., it becomes non-magnetic) and its electrical conductivity & specific heat also changes, is called the 'Curie point', which is __________ °C. (A) 768 (B) 908 (C) 1400 (D) 1539
Last Answer : Option A
Description : 53 × 47 + 64 × 56 -72 × 68 = ? a) 1221 b) 1403 c) 1249 d) 1337 e) 1179
Last Answer : Answer: e)
Description : As the temperature of ice rises, the ice melts and its density _____. A. Decreases B. Remains constant C. Increases D. Increases upto 10 °C
Last Answer : ANSWER: C
Description : Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C. (A) 723 (B) 959 (C) 1147 (D) 1493
Description : Three materials A, B and C of equal thickness and of thermal conductivity of 20, 40 & 60 kcal/hr. m. °C respectively are joined together. The temperature outside of A and C are 30°C and 100°C respectively. The interface ... C will be at a temperature of __________ °C. (A) 40 (B) 95 (C) 70 (D) 50
Last Answer : (C) 70
Description : A thin, flat & square plate measuring 2 m 2 m is freely hanging in ambient air at 25°C. It is exposed to the solar radiation falling on one side of the plate at the rate of 500 W/m2. The plate temperature will ... heat transfer co-efficient is __________ W/m2 °C. (A) 50 (B) 100 (C) 150 (D) 200
Last Answer : (B) 100
Description : In a counter flow heat exchanger, hot fluid enters at 170°C & leaves at 150°C, while the cold fluid enters at 50°C & leaves at 70°C. The arithmetic mean temperature difference in this case is __________ °C. (A) 20 (B) 60 (C) 120 (D) ∞
Last Answer : (D) ∞
Description : __________ is the process of coating the surface of steel with aluminium oxide, thereby imparting it increased resistance to corrosion & oxidation upto a temperature of 700°C. (A) Veneering (B) Galvanising (C) Electroplating (D) Calorising
Last Answer : (D) Calorising
Description : What is the distance between two consecutive longitudes (910 E and 920 E) at-the Poles? -Do You Know?
Last Answer : answer:
Description : What is 2 910 in decimal form?
Last Answer : A decimal number is simply a way of representing a number insuch a way that the place value of each digit is ten times that ofthe digit to its right. A decimal representation does not require adecimal point. So the required decimal representation is 2910.
Description : What is the square root of 910?
Last Answer : It is an irrational number and it is about 30.16620626
Description : Can 910 be simplified?
Last Answer : bvfvvc
Description : A superhet receiver has an IF of 455 kHz and is experiencing image-channel interference on a frequency of 1570 kHz. The receiver is tuned to A. 1115 kHz B. 660 kHz C. 2025 kHz D. 910 kHz
Last Answer : B. 660 kHz
Description : What is the distance between two consecutive longitudes (910 E and 920 E) at- the Poles?
Last Answer : 0 km
Description : TurkStream is a 910-kilometer-long (570 mile) gas pipeline running under the ________ Sea, linking Russia and Turkey: (a) Red (b) Caspian (c) Black (d) None of These
Last Answer : Black
Description : (4.36)^2 x 66.5 - 371 = ? a) 850 b) 893 c) 910 d) 875 e) 885
Last Answer : (4.36)^2 × 66.5 - 371 = ? = 19.0096 × 66.5 - 371 = ? = 1264.1384 - 371 = 893.1384 = 893 (approx.) Answer: b)
Description : The maximum number of boys among which 1001 balls and 910 bats can be distributed in such a way that each boy gets the same number of balls and bats is a) 91 b) 910 c) 1001 d) 1911
Last Answer : a) 91
Description : The decimal equivalent of binary 10010 is ________. 83) A) 910 B) 610 C) 2010 D) 1810
Last Answer : D) 1810
Description : Super Profit is Rs.9,167 and the Normal Rate of Return is 10% Goodwill as per capitalization of Super Profit method is equal to A Rs.91,670 B Rs.90,600 C Rs.67,910 D Rs.95,000
Last Answer : ANS: Rs 91670
Description : Karan bought 1000 share of ABC Limited at Rs.910 through his broker excluding brokerage and taxes. However, the current market price of that share is Rs.915. Here, the amount of Rs.915 reflects ____________. a) value of share b) cost of investment c) investment value d) price of transaction
Last Answer : a) value of share
Description : The ratio of prices of 2 dresses is 10:15.If the price of the first dress is increased by 10% and that of the second dress by Rs.400 then the ratio of their prices is 4:7.What are the initial prices of the dresses ? A) 910,1375 B) 920,1380 C) 930,1395 D) 940, 1410 E) None of these
Last Answer : Answer: D Let the initial price of the dress = 10x and 15x Price of the 1st dress after increment = 10x × (110/100) = 11x Price of the 2nd dress after increment = 15x+400 [11x/(15x+400)] = 4/7 77x = 60x + 1600 17x = 1600 X = 1600/17 = 94.11 = 94 So dresses will be 940, 1410
Description : The calorific value of L.D. converter gas is about __________ Kcal/Nm3 . (A) 1800 (B) 800 (C) 4500 (D) 10000
Last Answer : (A) 1800
Description : Calorific value of blast furnace gas is around __________ KCal/Nm3 . (A) 850 (B) 1800 (C) 4200 (D) 6500
Last Answer : (A) 850
Description : Softening point of high density polythene is about __________ °C. (A) 85 (B) 135 (C) 165 (D) 205
Last Answer : (B) 135
Description : Condensation polymerisation of caprolactam is carried out in the reactor maintained at a temperature of __________ °C for producing nylon- 6. (A) -20 to 25 (B) 50 to 75 (C) 100 to 150 (D) 250-280
Last Answer : (D) 250-280
Description : 90% of the caprolactam is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C. (A) -5 (B) 10-30 (C) 250-280 (D) 500-600
Last Answer : (C) 250-280
Description : Flash point of motor gasoline may be around __________ °C. (A) 10 (B) 45 (C) 100 (D) 150
Last Answer : (B) 45
Description : Aniline point of high speed diesel may be about __________ °C. (A) 35 (B) 70 (C) 105 (D) 150
Last Answer : (B) 70
Description : Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C. (A) 50 (B) 70 (C) 90 (D) 140
Last Answer : (C) 90
Description : . Sodium melts (at atmospheric pressure) at a temperature of __________ °C. (A) 58 (B) 98 (C) 348 (D) 588
Last Answer : (B) 98
Description : Heavy water has maximum density at __________ °C. (A) 4 (B) 11.6 (C) 0 (D) 18.6
Last Answer : (B) 11.6
Description : A mixture of 10% C6H6 vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around __________ °C. (A) 21.7 (B) 20 (C) 27.3 (D) 18.7
Last Answer : (D) 18.7
Description : Nitrobenzene (boiling point = 210.6°C) is steam distilled at 1 atm pressure. Nitrobenzene will distil off __________ °C. (A) At < 100 (B) At > 210.6 (C) Between 100 and 210 (D) None of these
Last Answer : (A) At < 100
Description : The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C. (A) 25 (B) > 25 (C) < 25 (D) - 25
Last Answer : (B) > 25
Description : Molecular sieves are regenerated by heating to __________ °C. (A) < 150 (B) 200-330 (C) > 500 (D) > 1000
Last Answer : (B) 200-330
Description : 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. (A) 1.49 (B) 1 (C) 4.88 (D) None of these
Last Answer : (A) 1.49
Description : A wall has two layers of materials A and B; each made of a different material. Both the layers have the same thickness. The thermal conductivity of material A is twice that of B. Under the equilibrium, the temperature ... difference across the layer A is __________ °C. (A) 6 (B) 12 (C) 18 (D) 24
Last Answer : (B) 12
Description : Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. (A) 350 (B) 750 (C) 1050 (D) 1250
Last Answer : (B) 750
Description : Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about __________ °C. (A) 80 (B) 130 (C) 180 (D) 250
Last Answer : (B) 130