Description : Dip stick used for measuring the level of petro fuels (e.g. petrol, diesel, fuel oil etc.) in the storage tank is usually made of (A) Brass (B) Copper (C) High carbon steel (D) Aluminium
Last Answer : (A) Brass
Description : An engine produces 10 kW brake power while working with a brake thermal efficiency of 30%. If the calorific value of the fuel used is 40000 kJ/kg, then what is the fuel consumption? (a) 1.5 kg/hour (b) 3 kg/hour (c) 0.3 kg/hour (d) 1 kg/hour
Last Answer : Ans :b
Description : Metal (M) crystallizes in a cubic unit cell with density 3.2 g/cc. Edge-length of the unit cell is `4.37Å` picometre (pm) The number of nearest neighb
Last Answer : Metal (M) crystallizes in a cubic unit cell with density 3.2 g/cc. Edge-length of the unit cell is `4.37Å` ... Ca atom are A. 4 B. 6 C. 8 D. 12
Description : Metal (M) crystallizes in a cubic unit cell with density 3.2 g/cc. Edge-length of the unit cell is `4.37Å` picometre (pm) The nearest neighbour will b
Last Answer : Metal (M) crystallizes in a cubic unit cell with density 3.2 g/cc. Edge-length of the unit ... diagonal C. On the face diagonal D. On opposite face
Description : Why should we believe that Iran mined or torpedoed that oil tanker yesterday?
Last Answer : Haven’t heard news if Iran denies or admits to it yet. That would help imo to get to the facts.
Description : Assuming everything else equal, the best way for British Petroleum to transport crude oil from remote oil drilling sites in central Alaska to shipping terminals on the Alaskan coast would be A)waterways. B)airways. C)tanker trucks. D)railroads. E)pipelines.
Last Answer : E)pipelines.
Description : A soil mass coated with a thin layer of paraffin weighs 460 g. When immersed, it displaces 299 cc of water. The weight of paraffin is 10 g. If specific gravity of solids is 2.5 and that of paraffin 0.9, the void ratio of soil, is (A) 0.55 (B) 0.60 (C) 0.65 (D) 0.70
Last Answer : Answer: Option B
Description : In a 75 cc engine the parameter cc indicates a. fuel tank capacity b. lubricating oil capacity c. swept volume d. cylinder volume
Last Answer : ANSWER c. swept volume
Description : If dry density, water density and specific gravity of solids of a given soil sample are 1.6 g/cc, 1.84 g/cc and 2.56 respectively, the porosity of the soil sample, is (A) 0.375 (B) 0.370 (C) 0.380 (D) 0.390
Last Answer : (A) 0.375
Description : The bulk density of aggregates, is generally expressed as (A) tonnes/cubic metre (B) kg/cubic metre (C) kg/litre (D) g/cm3
Last Answer : (C) kg/litre
Description : Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or 130 trillion tonnes `m^(-3)`. This den
Last Answer : Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or 130 ... `A^(1//3)` C. `[A]^(3)` D. A
Last Answer : Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or ... `10^(13) : 1` D. `10^(12) : 1`
Description : The density of water is 1 g/cc. This is strictly valid at – (1) 0°C (2) 4°C (3) 25°C (4) 100°C
Last Answer : (2) 4°C Explanation: Water never has an absolute density because its density varies with temperature. Water has its maximum density of 1 g/cm3 at 4 degrees Celsius. When the temperature changes from either greater or ... 1 g/cm3. Water has the maximum density of 1 g/cm3 only when it is pure water.
Description : A moist soil sample of volume 60 cc. weighs 108 g and its dried weight is 86.4 g. If its absolute density is 2.52, the degree of saturation is (A) 54 % (B) 64 % (C) 74 % (D) 84 %
Last Answer : (D) 84 %
Description : The density of water is 1 g/cc. This is strictly valid at (1) 0°C (2) 4°C (3) 25°C (4) 100°C
Last Answer : 4°C
Description : How often should a residential septic tank be pumped?
Last Answer : A good septic tank doesn't need pumping, but you will need to take good care of your septic tank by using products like Rid X. If your septic tank needs to be fixed it would cost thousands of dollars.
Description : Iron filling and water were placed in a 5 litre tank and sealed. The tank was heated to 1273 K. Upon analysis the tank was found to contain 1.10 gram
Last Answer : Iron filling and water were placed in a 5 litre tank and sealed. The tank was heated to 1273 K. Upon analysis ... `4.940xx10^(3)` D. `3.200xx10^(3)`
Description : 48 g of `SO_(3)` , 12.8 g of `SO_(2)` and 9.6 g of `O_(2)` are present in one litre . The respective active masses will be
Last Answer : 48 g of `SO_(3)` , 12.8 g of `SO_(2)` and 9.6 g of `O_(2)` are present in one litre . The respective active ... .6 , 0.4 and 0.2 D. 1.0 , 0.5 and 1.5
Description : One litre of a solution contains 18.9 g of `HNO_(3)` and one litre of another solution contains 3.2 g of NaOH. In what volume ratio must these solutio
Last Answer : One litre of a solution contains 18.9 g of `HNO_(3)` and one litre of another solution contains 3.2 g of NaOH. In ... B. `8:3` C. `15:4` D. `4:15`
Description : The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is A. 30 minutes B. 1 hour C. 1 hour and 30 minutes D. 2 hours
Last Answer : ANS: D
Description : What is the color of the tanker described in the poem "Freedom" to get you ?
Last Answer : The color of the tank described in the poem of independence was like olive to get you.
Description : What kind of licence or training does one need in order to drive a tanker truck?
Last Answer : The license or training required depends on the company you want to work for and the state of your residence. Most employers list their requirements for operating tanker trucks.
Description : What is meant by pumped storage power plant?
Last Answer : The pumped storage plants are used for load balancing. During peak load water is used to work on turbines to produce electricity. Water after working in turbines is stored in the tail race reservoir.
Description : Which of the following plant is having lowest load factor? a) Diesel Plant b) Pumped storage Plant c) Thermal Plant d) Nuclear Plant
Last Answer : Ans: Diesel Plan
Description : With a neat diagram explain pumped storage hydro power plant.
Last Answer : Diagram of pumped storage hydro power plant: Explanation: In this power plant, generator is so designed that it Converts mechanical power into electrical power and also works as a ... helps in reducing a reserve capacity of PP as it provides additional power during peak load period.
Description : Explain working of pumped storage plant.
Last Answer : Working of pumped storage hydroelectric power plant:- It consists of head water pond (reservoir) and tail water pond by constructing a dam at tail race path. Tail water pond and head water pond ... as centrifugal pump. Raising the water from tail water pond to head water pond through penstock.
Description : How many, and which type of tropical fish can I comfortably have in a 200 litre tank?
Last Answer : I like fancy guppies, swordtails, Angelfish (a little agressive) and even the ugly little catfish types. That tank would hold a pretty good number of fish if well planted.
Description : A tank can be filled by an inlet tap at the rate of 8 litres per minute. A leak in the bottom of a tank can empty the full tank in 16 hours. When the tank is full, the inlet is opened and due to ... hours. How many litres does the tank hold? A) 8000 litre B) 9560 litre C) 8525 litre D) 9600 litre
Last Answer : D Part emptied by the leak in 1 hour = 1/16 part filled by (leak & inlet open) in 1 hour = 1/80 Part filled by the inlet tap in 1 hour = 1/16 – 1/80 = 1/20 Inlet tap fills the tank in = 20 hours Inlet tap fills water at the rate of 8 litres a minute. Capacity of tank = 20 * 60 * 8= 9600 litre
Description : Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases. (A) ... the pump (C) Head of the liquid pumped (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of (A) Diffusion (B) Passive transport (C) Osmosis (D) Active transport
Last Answer : (D) Active transport
Description : Pick out the wrong statement. (A) For a first order consecutive reaction, a tubular flow reactor as compared to a stirred tank reactor provides higher overall selectivity(B) For an ideal ... D) Reaction rate does not decrease appreciably as the reaction proceeds in case of an autocatalytic reaction
Last Answer : (A) For a first order consecutive reaction, a tubular flow reactor as compared to a stirred tank reactor provides higher overall selectivity
Description : A storage tank consists of a circular cylinder with a hemisphere adjoined on either end. If the external diameter of the cylinder be 1.4 m and its length be 8 m, find the cost of painting it on the outside at the rate of Rs. 10 per m -Maths 9th
Last Answer : Answer We have, r=0.7m, h=8m ∴ Total surface area = 2πr2+2πrh=2πr(r+h)=2×722×0.7×8.7m2 Required cost = Rs. {2×722×0.7×8.7×10}=Rs.382.80
Description : The capacity of highest storage tank with efficient standby pump should be higher of the following figures a)1/4 the maximum water consumption in 24 hours b)1/3 the normal water consumption in 24 hours c)1/4 the normal water consumption in 24 hours. d) a or b* e) b or c f) a of c
Last Answer : d) a or b*
Description : In the dissociation of `I_(2)(g)` at 1000 K in a container of 1 litre :- `I_(2)(g)rArr2I^(-)(g),K_(c)=10^(10)` Select the correct relation :-
Last Answer : In the dissociation of `I_(2)(g)` at 1000 K in a container of 1 litre :- `I_(2)(g)rArr2I^(-)(g),K_(c)=10^(10)` ... I^(-)]` D. `[I_(2)]=(1)/(2)[I^(-)]`
Description : What will the concentration of `[Ca^(+2)]` in a sample of 1 litre hard water if after treatment with washing soda 10 g insoluable `CaCO_(3)` is precip
Last Answer : What will the concentration of `[Ca^(+2)]` in a sample of 1 litre hard water if after treatment with washing soda 10 g ... B. 0.1 M C. 0.3 M D. 0.4 M
Description : What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on? (A) Litre/mole.second (B) Moles/litre.second (C) Litre/mole (D) Litre/second
Last Answer : (A) Litre/mole.second
Description : Crude oil is pumped by a __________ pump. (A) Gear (B) Centrifugal
Last Answer : (B) Centrifugal
Description : Medium viscosity lubricating oil can be most ideally pumped by a __________ pump. (A) Vane (B) Piston (C) Centrifugal (D) Plunger
Last Answer : (A) Vane
Description : When the nurse observes that the patient's systolic blood pressure is less than 80-90 mm Hg, respirations are rapid and shallow, heart rate is over 150 beats per minute, and ... d) Irreversible In refractory or irreversible shock, the patient requires complete mechanical and pharmacologic support.
Last Answer : a) Compensatory In compensatory shock, the patient’s blood pressure is normal, respirations are above 20, and heart rate is above 100 but below 150.
Description : What is y-40000-3250(x-0)?
Last Answer : It is an expression which would appear to involve two variables,x and y. However, simplification would shows that the presence of xin the expression is superfluous.
Description : Which of the following does not require preheating during storage in the storage tank as well as during atomisation through burners? (A) PCM (B) Tar (C) Light diesel oil (D) Low viscosity furnace oil
Last Answer : (C) Light diesel oil
Description : A tank has two inlet pipes, A and B, which can fill the tank in 12 hours and 18 hours respectively, and an outlet C which can empty the tank in 9 hour
Last Answer : A tank has two inlet pipes, A and B, which can fill the tank in 12 hours and 18 hours ... time taken right from the start to fill the tank.
Description : 10g sample of bleaching powder was dissolved into water to make the solution one litre. To this solution 35 mL of 1.0 M Mohr salt solution was added c
Last Answer : 10g sample of bleaching powder was dissolved into water to make the solution one litre. To this solution 35 ... Cl_(2)` approximately is (mol wt = 71)
Description : If the unit weight of sand particles is 2.696 g/cc. and porosity in loose state is 44%, the critical hydraulic gradient for quick sand condition, is (A) 0.91 (B) 0.92 (C) 0.93 (D) 0.95
Last Answer : (D) 0.95
Description : A moist soil sample weighing 108 g has a volume of 60 cc. If water content is 25% and value of G = 2.52, the void ratio is (A) 0.55 (B) 0.65 (C) 0.75 (D) 0.80
Last Answer : (C) 0.75
Description : For determine the specific gravity of soil solids, using a pycnometer of 500 cc., the following data is available : Weight of dry empty pycnometer = 125 g Weight of dried soil and pycnometer = 500 g Weight of dried soil and distilled ... of soil solids, is (A) 2.0 (B) 2.25 (C) 2.50 (D) 2.75
Last Answer : (C) 2.50
Description : When the nurse prepares to give a bolus tube feeding to the patient and determines that the residual gastric content is 150 cc, her best action is to a) reassess the residual gastric content in ... residual exceeds 100 cc, the tube feeding should be withheld at that time, but not indefinitely.
Last Answer : a) reassess the residual gastric content in 1 hour. If the gastric residual exceeds 100 cc 2 hours in a row, the physician should be notified.
Description : Water flows in a tank 150 m × 100 m at the base, through a pipe whose cross-section is 2 dm by 1.5 dm, at a speed of 15 km per hour. -Maths 9th
Last Answer : Volume of water discharged through the pipe = Volume increase of the tank First, consider the pipe. Volume discharge through pipe = length breadth speed time Let the time taken to fill the tank to 3 m depth be t. ... the tank V=150 100 3 cu. m ⇒ V=450 100 Therefore, 450t=450 100 ⇒ t=100 hours
Description : The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is A. 204 cu.m B. 208 cu.m C. 212 cu.m D. 216 cu.m