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Rajesh
Questions and answers by visitors named
Rajesh
Questions (119)
Explain the hydrodynamic force of jets on stationary and moving vanes
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24 views
From the following inforniation, calculate current ratio
Calculate 'Laquidity Ratio from the following information 17M] Current
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31 views
Two animals C and B were tested according to the time to run a particular track with the following results:
Animal C 28 29 30 33
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17 views
A die was thrown 9000 times and a throw of 5or 6 was obtained 3240 times. On the assumption of random throwing do the data
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In a class, 2% of the boys and 3% of girls are having blue eyes. There are 70% boys in the class. A student is selected and
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Ex plain one tailed test and two tailed test with an example each
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State Bayes theorem. Three urns A, B, C contains white, red and green balls as given below. Two balls are drawn from an urn
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Write Probability distribution of the random variable of having number of red color cards when 3 cards are drawn from a pack of
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In a Poisson distribution P(X=x) for x=0 is 10%. Find the (Log 102.3026.) mean and P(X<3),
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A random sample of size 81 whose variant is 26.25 and mean is 32 construct a 98% confidence interval
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If X is a normal random variable with mean 26 and S.D. 4. Find the probability that i) 23≤ X ≤ 30 ii) 18 ≤ X ≤ 24
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Using the method I of contour integration, evaluate integrate (x ^ 2)/((x ^ 2 + 1) ^ 2) dx from - ∞ to ∞
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27 views
In a factory machines A, B, C manufacture 25%, 35% and 40% of the total their output and 6%, 3%, and 2% are defective. A bolt is
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13 views
It is claimed that a random sample of 100 tyres with a mean life of 15269 km is drawn from a population of tyres which has a
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9 views
Define estimatation and write different types of estimations
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23 views
) Find 95% confidence limits for the mean of a normality distributed population from which the following sample was taken and
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steel channel section has a depth of 200 mm, flange width of 75 mm, and thickness of 10 mm. If the section is subjected to a
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27 views
A steel channel section has a depth of 200 mm, flange width of 75 mm, and thickness of 10 mm. If the section is subjected to a
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A steel channel section has a depth of 200 mm, flange width of 75 mm, and thickness of 10 mm. If the section is subjected to a
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19 views
A C.I pipe of 200mm internal diameter and thickness of metal 50mm carries water under a pressure of 7 N/mm². Find the max and
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An aluminum I-beam has a flange width of 150 mm, web depth of 200 mm, and [7M flange thickness of 10 mm. If the beam is
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15 views
A beam with an unsymmetrical cross-section has a width of 120 mm, a depth of 200 mm, and a thickness of 10 mm on one side and 20
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A shaft made of aluminum has a diameter of 60 mm and is subjected to a torque of 200 Nm. Determine the angle of twist at the
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18 views
An open-coiled helical spring made of 8 mm diameter wire has 12 coils. If the spring is subjected to an axial load of 600 N,
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What is The significance of the slope of a channel in the non uniform flow
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9 views
What is the direct step method and how is it used to solve non-uniform flow problems?
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10 views
A channel has a slope of 1:5000 and a discharge of 20 m/s. Determine the type of flow (mild, critical or steep)
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9 views
What is the Froude number and how is it related to gradually varied now?
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22 views
What is meant by specific energy in RVF? How is the momentum equation used in RVF analysis
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9 views
What are the advantages and limitations of using hydraulic models in engineering design and analysis? Provide some examples
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What are the different types of hydraulic jumps and how do they differ in terms of energy dissipation and geometry
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24 views
What is the significance of energy dissipation in hydraulic jump design
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What is meant by specific energy in rvf how is the momentum equation used in rvf analysis
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What is hydraulic similarity
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Describe the Rayleigh's method of dimensional analysis. What are the limitations of this method
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Describe the angular momentum principle and its application in the theory of turbo [] machinery
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What is the dynamic equation for non-uniform flow ? How is it derived!
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What is rapidly varied flow? How is it different from gradually varied flow?
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What is the Manning's roughness coefficient and how is it used in open channel flow calculations?
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What are the different types of hydraulic models used in engineering practice?
Describe their applications
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Describe the effect of the angle of incidence of a jet on a flat vane
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9 views
How are hydraulic turbines selected for a specific hydropower installation, and what are the performance characteristics that
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10 views
Can you create an image
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10 views
@BotGPT4
Can you create an image of physics
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11 views
What are the different types of centrifugal pumps, and how are they classified based on their installation details, work done,
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How does the Kaplan turbine work, and bow is its efficiency affected by its b hydraulic design and the use of a draft tube
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11 views
Explain the working principle of the Francis turbine. How does its hydra affect its efficiency, and what is the role of the
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13 views
What is the Pelton wheel, and how does it work? What are the working prop velocity diagram, work done, and efficiency of the
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14 views
Describe the working principle of a centrifugal pump.
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21 views
What is meant by gradually varied flow
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13 views
What is rapidly varied flow how it is different from gradually varied flow
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13 views
What do you understand by 'per capita demand of water? How is it determined?
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10 views
Why is it important to have a protected water supply system? What are the risks associated with an unprotected water supply?
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15 views
How would you design a ventilation system for a sewer system to prevent the buildup of dangerous gases
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13 views
Compare and contrast the advantages and disadvantages of a one-pipe and two-pipe 17 system for house plumbing
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What are sewer appurtenances and why are they important in the sewer system?
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What are the factors to consider when selecting the type of pipe material for a sewer system?
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9 views
What are the different types of sewers and their respective design considerations
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How would you design the plumbing system for a hotel with 100 rooms, inchihog bathrooms, showers, and kitchenettes
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What are the methods for cleaning and ventilating sewers?
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A combined sewer of circular section is to be laid to serve a particular area. Design the sewer from the following: Area to be
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Calculate the discharge for a stoneware sewer, running full. The diameter of the sewer is200 mm and it is laid at a slope of 1
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What are the different systems of plumbing sanitary fittings and accessories used in house plumbing?
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Write the design of drainage in Ciated Commamities
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Write the design of drainage in gated Communities
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Discuss any two types of Sanitary fittings
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Write about inverted siphons Calculate the size and capacity of a septic tank needed for a family of 4
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Explain the difference between ThOD, COD, and BOD in relation to sewage
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What are the main goals of primary treatment in sewage treatment, and what are
some common processes used to achieve these goals
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28 views
What are some operational problems that can arise during activated sludge
treatment, such as bulking, foaming, or sludge settling
3 answers
14 views
What is the trickling filter process, and how does it work to remove organic matter and nutrients from wastewater?
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What is anaerobic digestion of sludge, and how does it work to reduce the volume and pathogen content of sludge
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What are oxidation ponds, and how do they differ from other treatment systems in terms of their design and operation?
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What are the different sources of water, and how do they compare in terms of quality and quantity? Which sources are typically
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Explain a rivers osmosis waters among the common problems that can occurer with the reverse osmosis as a method of water
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9 views
What are some of the challenges associated with removing iron and manganese from water How can we address these challenges
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What are the different design and operational factors that affect the efficiency of sedimentation in water treatment.
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What are the potential risks associated with using freezing as a water treatment method, and how can these risks be mitigated?
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18 views
What is defluoridation, and what methods are used to remove excess fluoride from water sources?
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What are rotating biological contactors and how do they remove organic matter from waste water
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What is crown corrosion and how it can impact the longevity and safety of sewage disposal systems
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Different types of biological treatment of wastewater using attached culture
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20 views
Briefly explain the types of elasticity of demand? What is the relevance of cross elasticity of demand?
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What are the demand determinants
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Write about the determinants of demands
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What are the factors influencing demand forecasting? List out the most common issues with demand forecasting
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What is the elasticity of supply explain the types of elasticity of supply
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Define perfect elastic and inelastic supply in simple terms
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26 views
Nature of managerial economics state the principle of managerial economics what are the applications of managerial economics
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Explain the methods of demand forecasting
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Dicsuss about the demand schedule importance
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Managerial economics is a art as well as science" discuss
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List out the determinants of demand. Define demand forecasting. Mention the types of demand determinants
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What are the tools and techniques used in managerial economics? Give examples of
managerial economics used to achieve all the
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13 views
What are the exceptions to the law of demand? Explain income elasticity of demand with the help of a diagram
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Explain different types of economies of scale? What are the limitations of economies of scale
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17 views
Explain how Isocosts and Isoquants can together help to determine the optimum production for a firm?
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What are the factors of production? How does an iso-quant differ from an indifference curve?
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22 views
Explain various cost concepts how to calculate marginal cost
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What is journal entry? Mention its features and rules for entry? Pass the journal entries:
ABC traders started a business with a
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22 views
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