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Population projection methods include cohort-component, trend extrapolation, and expert opinion. For water supply projects, population can be projected based on historical data, demographic trends, and development plans.
Population projection methods: cohort-component, trend extrapolation, expert opinion
For water supply projects, project population based on historical data, demographic trends, development plans
Consider ...
Water distribution systems are designed using hydraulic principles to ensure efficient water supply to consumers. Elevated service reservoirs are designed to store and distribute water at higher elevations.
Water distribution systems are designed based on factors such as population served, water demand, topography, and available water sources.
Hydraulic calculations are used to determine pipe sizes, flow rates, and press...
I applied via Recruitment Consultant and was interviewed in Sep 2020. There were 3 interview rounds.
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I applied via Other and was interviewed in Oct 2020. There were 3 interview rounds.
Power transmission & operation of batching plant in transit mixer is crucial for efficient concrete mixing.
Power transmission in transit mixer is done through a hydraulic motor which is connected to the mixer drum.
The batching plant is responsible for mixing the ingredients in the right proportion and delivering it to the transit mixer.
The operation of the batching plant involves loading the ingredients into the hopper...
I applied via Recruitment Consultant and was interviewed in Oct 2019. There were 5 interview rounds.
I applied via Recruitment Consultant and was interviewed before Dec 2020. There were 3 interview rounds.
Load calculation of Transformer
Load calculation involves determining the amount of power required by the load
Transformer rating should be higher than the calculated load
Load calculation takes into account factors such as power factor, efficiency, and voltage regulation
Formula for load calculation: Load (kVA) = Voltage (V) x Current (A) x Power Factor
Example: If the load is 100 kW with a power factor of 0.8 and a voltag...
I applied via Approached by Company and was interviewed before Aug 2021. There were 2 interview rounds.
The El Signalling system is a railway signalling system used in Europe.
The system uses a combination of track circuits and signals to control train movements.
It was first introduced in the early 20th century and has since been updated and modernized.
The system is used in countries such as France, Spain, and Italy.
It allows for efficient and safe train operations on busy railway lines.
The system has faced some criticism
Indian Railways has a modern telecom system for efficient communication and safety.
Telecom system includes GSM-R, Wi-Fi, and CCTV surveillance.
GSM-R enables communication between train drivers and control centers.
Wi-Fi is available for passengers in select trains and stations.
CCTV surveillance ensures safety and security of passengers and railway property.
Indian Railways is also implementing a Train Collision Avoidance
I applied via Approached by Company and was interviewed before Nov 2021. There were 3 interview rounds.
The pile time cycle is the time taken to complete a single pile driving operation.
It involves the driving of a pile into the ground using a pile driver.
The cycle includes lifting the hammer, dropping it onto the pile, and raising it again.
Factors affecting the cycle include the size and weight of the hammer, soil conditions, and the length of the pile.
The cycle time can be reduced by using a hydraulic hammer or pre-aug...
posted on 10 Sep 2022
I applied via Referral and was interviewed in Mar 2022. There were 2 interview rounds.
The procedure for welding different materials involves selecting the appropriate welding method, preparing the materials, and ensuring proper joint design and welding parameters.
Identify the materials to be welded and determine the compatibility of their properties.
Select the appropriate welding method based on the materials and desired joint strength.
Prepare the materials by cleaning, removing any contaminants, and en...
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