Category: Mathematical Example

# A Person has invested Rs. 10000, at an interest of 10% p.a. How much amount will receive After 2 years if the compounding is done

A Person has invested Rs. 10000, at an interest of 10% p.a. How much amount will receive After 2 years if the compounding is done. Question: A Person has invested Rs. 10000 in a bank at an interest of 10% per annum. How much amount will receive After 2 years if the compounding is done? … Continue reading A Person has invested Rs. 10000, at an interest of 10% p.a. How much amount will receive After 2 years if the compounding is done

# How to Determine the Frequency of Irrigation – Problem & Solution

How to Determine the Frequency of Irrigation Mathematical Problem Following data are given, determine the frequency of irrigation Field capacity of soil = 45 %Permanent wilting point = 19 %Density of soil = 1.5 g/cm3Depth of root zone = 65 cmDaily consumptive use of water = 18 mm Solution: Available moisture = Field Capacity - … Continue reading How to Determine the Frequency of Irrigation – Problem & Solution

# Find the Intensity of Rainfall When the duration of Rainfall is Given

Find the intensity of Rainfall When the duration of Rainfall is Given First of all, we need to know the formula used to determine rainfall intensity. There are three types of empirical formula, they are  a) For storm duration 5 to 20 minutes b) For storm duration 20 to 100 minutes c) Where rainfall is … Continue reading Find the Intensity of Rainfall When the duration of Rainfall is Given

# How to Determine Runoff by using Rational Method – Mathematical Problem & Solution

How to Determine Runoff by using Rational Method First of all, we need to understand which formula or expression are used for determination of runoff. In rational method, the runoff is given by the following expression: Where, Q = Runoff in cumecK = Coefficient of runoffi = Intensity of rainfall in cm/hrA = Catchment area … Continue reading How to Determine Runoff by using Rational Method – Mathematical Problem & Solution

# How to Determine Runoff Coefficient – Mathematical Problem & Solution

How to Determine Runoff Coefficient When the nature of the surface of different areas and the impermeability factors of the areas are known or given, then the value of runoff coefficient(K) may be determined by the following expression: Where,  a1, a2 = Area of different surfaces.p1, p2 = Impermeability factors of those surfaces.A = Total surface area. … Continue reading How to Determine Runoff Coefficient – Mathematical Problem & Solution # Find the Correction for Curvature & Refraction for a Given Distance

Find the Correction for Curvature Mathematic Problem Find the correction for curvature for a distance 900 m and 2.5 km. Solution 1. When the distance is 900 m 0r 0.9 km Correction for curvature (in meters) = 0.0785 D2 After Putting the value of D in the above equation [D is in Km] Correction for … Continue reading Find the Correction for Curvature & Refraction for a Given Distance # Calculate the Horizontal Length After Slope Correction of Tape

Calculate the Horizontal Length After Slope Correction of Tape Mathematical Problem: The downhill end of the 30 m tape is held 70 cm too low. What is the horizontal length? Solution: Given, l = Length of the tape = 30 m.h = 70 cm = 0.70 m Correction for slope = = = 0.00817 m. … Continue reading Calculate the Horizontal Length After Slope Correction of Tape