Description : A 10 cm dia steam pipe, carrying steam at 180°C, is covered with an insulation (conductivity = 0.6 W/m.°C). It losses heat to the surroundings at 30°C. Assume a heat transfer co-efficient of 0 ... that of the un-insulated steam pipe (D) Less than the steam pipe with 5 cms insulation
Last Answer : (B) Less than that of the un-insulated steam pipe
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 : Pick out the wrong statement. (A) The shear stress at the pipe (dia = D, length = L) wall in case of laminar flow of Newtonian fluids is (D/4L). ∆p (B) In the equation, T. gc = k. ... to motion (D) With increase in the Mach number >0.6, the drag co-efficient decreases in case of compressible fluids
Last Answer : (D) With increase in the Mach number >0.6, the drag co-efficient decreases in case of compressible fluids
Description : What is the answer for the problem Darnell's car used 8 gallons of gasoline to travel 340 miles. After a mechanic worked on the car it used 7 gallons of gasoline to travel 350 miles. If the price of g?
Last Answer : It is 1 cent per mile cheaper.
Description : What the Georges traveled 498.2 miles on 15.8 gallons of gas. how many miles per gallon did they get to the nearest tenth of a mile?
Last Answer : He travelled 31.5 miles per gallon.
Description : What.. the georges traveled 492.2 miles on 15.8 gallons of gas. How many miles per gallon did they get to the nearest tenth of a mile?
Last Answer : 31.2 mpg
Description : If Molly's car gets 24 miles for each gallon of gasoline and she has 8 gallons of gasoline in her tank how far can she drive before having to stop and get gas?
Last Answer : Feel Free to Answer
Description : If Max drove his car 389 miles on 18.6 gallons of gas How many miles per gallon did Max's vehicle get to the nearest tenth of a mile per gallon?
Last Answer : 20.9 miles per gallon389 / 18.6 = 20.9140
Description : How many miles per gallon to the nearest tenth mile did Max get when drove his car 389 miles on 18.6 gallons of gas?
Last Answer : So you need to divide. Miles per gallon means the miles is in the numerator and gallons is the denominator. You may benefit from this article, which I wrote.
Description : What.. Max drove his car 389 miles on 18.6 gallons of gas. How many miles per gallon did maxs vehicle get to the nearest tenth of a mile?
Last Answer : 20.9 mpg
Description : How many centiliters are in 6.7 gallons?
Description : Is 6 gallons greater than 22 liters?
Last Answer : Need answer
Description : Morgan poured ¾ gallon of punch into each of 6 bottles. How many gallons of punch did she pour in all Write an expression to represent this problem and solve. Write the answer as a mixed number and a fraction greater than 1.?
Last Answer : yeet ;-;
Description : Two taps can fill a bunker in 40 and 48 mins respectively and a waste tap can empty 6 gallons per minute. All the 3 taps working together can fill the bunker in 30 mind. The capacity of the bunker is. A) 480 B) 480 C) 680 D) 780
Last Answer : A Work done by the waste tap in 1 min = 1/30 – (1/40 + 1/48) = 8 – (6+5)/240 = 8-11/240 = -3/240 = -1/80 (negative sign means emptying) Volume of 1/80 part = 60 gallons Volume of whole = (6*80) = 480 gallons
Description : How many gallons in a 60 x 19 x 24?
Description : In the United States the average number of gallons per person of fresh water used per day for personal (non-industrial) use such as bathing, laundering, drinking, and the like is approximately: w) 10 gallons x) 30 gallons y) 60 gallons z) 90 gallons
Last Answer : ANSWER: Z -- 90 GALLONS
Description : What is the meaning of the name Dia ?
Last Answer : The name Dia means light source , luminosity , ray , something that shines brightly and illuminates the surrounding area.
Description : What is Dia Magnetic Material ?
Last Answer : : When a magnet is brought close to some non-magnetic material with a slight repulsion, it is called dia-magnetic substance. Such as: zinc , gold , salt , mercury , rubber , lead , tin.
Description : Assertion `:` Lymph is the filtered blood from capillaries, which is rich in oxygen, but devoid of RBC. Reason `:` RBC can filter out due to small dia
Last Answer : Assertion `:` Lymph is the filtered blood from capillaries, which is rich in oxygen, but devoid of RBC ... . D. If both Assertion & Reason are false.
Description : Ano ang kahulugan ng DIA PITCHIDO?
Last Answer : What is the answer ?
Description : Dia back and Little leaf disease in Citrus shows
Last Answer : Ans. Cu deficiency
Description : In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time? A. 100 mm dia. B. 150 mm dia. C. 225 mm dia. D. All of these
Last Answer : ANS: C
Description : Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. (A) 0.007 (B) 0.30 (C) 50 (D) 0.014
Last Answer : (B) 0.30
Description : Mass flow of granular solid (M) through a circular opening of dia, D follows (A) M ∝ √D (B) M ∝ D2 (C) M ∝ D3 (D) M ∝ D
Last Answer : (C) M ∝ D
Description : What is the critical rotation speed in revolutions per second, for a ball mill of 1.2 m diameter charged with 70 mm dia balls? (A) 0.5 (B) 1.0 (C) 2.76 (D) 0.66
Last Answer : (D) 0.66
Description : Reduction ratio of crushers is the (A) Ratio of feed opening to discharge opening (B) Ratio of discharge opening to feed opening (C) Determining factor for minimum dia of the feed and the product (D) None of these
Last Answer : (A) Ratio of feed opening to discharge opening
Description : . The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an (A) Bag filter (B) Electrostatic precipitator (C) Cyclone separator (D) Wet scrubber
Last Answer : (B) Electrostatic precipitator
Description : The critical speed of a trommel (N) is related to its dia (D) as (A) N ∝ 1/√D (B) N ∝ √D (C) N ∝ D (D) N ∝ 1/D
Last Answer : (A) N ∝ 1/√D
Description : Who was the inventor of Insulin for Dia- betes?
Last Answer : Banting & Best
Description : Small dia distillation column can be a (A) Packed column (B) Sieve tray (C) Bubble cap (D) Any of these
Last Answer : (A) Packed column
Description : Tray spacing in a distillation column of dia 10-12 ft. used in petroleum refinery may be around __________ inches. (A) 5 (B) 30 (C) 60 (D) 100
Last Answer : (B) 30
Description : Why the up to dia 70mm² live conductor, the earth cable must be same size but above dia 70mm² live conductor the earth conductor need to be only dia 70mm²?
Last Answer : The current carrying capacity of a cable refers to it carrying a continuous load. An earth cable normally carries no load, and under fault conditions will carry a significant instantaneouscurrent ... neutrals. Indeed, in big UPS installations I install double neutrals and earths for this reason.
Description : A fluid (µ/ρ) = 0.01 cm2 /sec is moving at critical flow condition (NRe = 2100) through a pipe of dia 3 cms. Velocity of flow is __________ cm/sec. (A) 7 (B) 700 (C) 7000 (D) 630
Last Answer : (A) 7
Description : . A 0.5 m high bed made up of a 1 mm dia glass sphere (density 2500 kg/m3 ) is to be fluidised by water (density 1000 kg/m3 ). If at the point of incipient fluidisation, the bed voidage is 40%, the pressure drop across the bed is (A) 4.4 KPa (B) 2.94 KPa (C) 3.7 KPa (D) None of these
Last Answer : (A) 4.4 KPa
Description : Power required for mixing Newtonian fluids is a function of the (A) Speed of impeller, diameter of impeller & viscosity (B) Density & viscosity of fluid only (C) Density of fluid, viscosity of fluid & impeller dia only (D) None of these
Last Answer : (D) None of these
Description : Sele(A) The discharge through a Venturimeter depends upon Δp only and isindependent of orientation of the meterct the correct statement. (B) A Venturimeter with a given gage difference discharges at a ... a given pipe line, whether a Venturimeter or a nozzle with the same throat dia is used
Last Answer : (A) The discharge through a Venturimeter depends upon Δp only and isindependent of orientation of the meterct the correct statement
Description : Select the correct statement. (A) The discharge through a Venturimeter depends upon Δp only and isindependent of orientation of the meter (B) A Venturimeter with a given gage difference discharges at a ... a given pipe line, whether a Venturimeter or a nozzle with the same throat dia is used
Last Answer : (A) The discharge through a Venturimeter depends upon Δp only and isindependent of orientation of the meter
Description : The capillary rise of mercury is maximum in glass tube of dia __________ mm. (A) 0.5 (B) 1 (C) 2 (D) 5
Last Answer : (A) 0.5
Description : The co-efficient of discharge of an orificemeter is a function of (A) Reynolds number at the orifice (B) Ratio of orifice dia to pipe dia (C) Both (A) and (B) (D) None of the above parameters, and has a constant value of 0.61
Last Answer : (C) Both (A) and (B)
Description : The valve commonly used in pipes larger than 2" dia is a (A) Globe valve (B) Plug-cock (C) Gate valve (D) Check valve
Last Answer : (C) Gate valve
Description : If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is (A) Same in both the tubes (B) Greater in 1 mm dia tube (C) Greater in 0.5 mm dia tube (D) Zero in both the tubes
Last Answer : (C) Greater in 0.5 mm dia tube
Description : Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around (A) 2000 (B) 10 (C) 100 (D) 1000 Answer:
Last Answer : (D) 1000
Description : For high level flush the nominal dia of flush pipe shall be (a) 32 mm* (b) 40 mm (c) 25 mm (d) None of these
Last Answer : a) 32 mm*
Description : What is the dia of thimble ? (i) 14-16 mm (ii) 16-18 mm* (iii) 18-20 mm (iv) None of the above
Last Answer : (ii) 16-18 mm*
Description : centre to centre spacing of pile should not be more than __where d is the dia of pile shaft
Last Answer : 4d
Description : The diameter of hole for 20 dia rivet shall be a) 23 mm b) 18 mm c) 21.5 mm* d) 22 mm
Last Answer : c) 21.5 mm*
Description : The length of the countersunk head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm a) L =G +0.5 D + 1mm for every 4 mm of grip or part thereof * b) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above
Last Answer : a) L =G +0.5 D + 1mm for every 4 mm of grip or part thereof *
Description : he length of the snap head rivet shank is, when L = length of the rivet, G = length of grip in mm; D = Dia of rivet in mm a) L =G +1.5 D + 1mm for every 4 mm of grip or part thereof * b) b) L =G +0.5 D + 1mm c) L =G +0.5 D d) None of the above
Last Answer : a) L =G +1.5 D + 1mm for every 4 mm of grip or part thereof *
Description : The most common species of Typha is In dia is a). T. angustata b). T. latifolia c). T. elephantina d). All
Last Answer : a). T. angustata