DMPQ- Explain the Hydraulic filling method of Soil Reclamation.

The hydraulic filling method is suitable for granular fill. Generally, this method is used when filling is carried out from an offshore source, either from a rehandling pit, as explained earlier, or from a trailer suction hopper dredger. In the case of pumping from a cutter suction hopper dredger, the fill material is dredged from … Read more

Carbon and its compounds

Carbon is the common element found in all known form of life. Structure of all living organism contains carbon. Carbon present in living organism even after death. Coal, petroleum and its products are compounds of carbon. Carbon is an element and a non-metal. Symbol of Carbon = C Atomic number of carbon = 6 Atomic … Read more

CHAIN RULE

  This module will teach you the basics of direct and indirect proportions. These concepts will further help you in time and work questions. Important Formulas – chain rule Direct ProportionTwo quantities are said to be directly proportional, if on the increase or decrease of the one, the other increases or decreases the same extent. … Read more

PROFIT & LOSS

Profit and loss   IMPORTANT FACTS Cost Price: The price, at which an article is purchased, is called its cost price, abbreviated as C.P.   Selling Price: The price, at which an article is sold, is called its selling prices, abbreviated as S.P.   Profit or Gain: If S.P. is greater than C.P., the seller is said to have … Read more

Percentage

Important Formulas – Percentage PercentagePercent means for every 100 So, when percent is calculated for any value, it means that we calculate the value for every 100 of the reference value. percent is denoted by the symbol %. For example, x percent is denoted by x% x%=x/100Example : 25%=25/100=1/4 To express x/y as a percent, we have x/y=(x/y×100)%Example … Read more

Discount

The discount is referred to the reduction in the price of some commodity or service. It may anywhere appear in the distribution channel in the form of modifications in marked price (printed on the item) or in retail price (set by retailer usually by pasting a sticker on the item) or in list price (quoted for the buyer). The discount is provided for the … Read more

Compound Interest

Compound Interest   Let Principal = P, Rate = R% per annum, Time = n   When interest is compound Annually:    Amount = P 1 + R n 100 When interest is compounded Half-yearly:     Amount = P 1 + (R/2) 2n 100 When interest is compounded Quarterly:     Amount = P 1 … Read more