Define the following:
Question
Erick
Mass
Length
Temperature
Mention five sense organs
Question
Erick
Why we study biology?
Question
Erick
Which one of the following is the reason for studying Biology?
A. Biology helps us to appreciate and improve nature.
B. Biology deals with non living objects in our environment.
Explain and discuss
Question
Erick
(a) Explain briefly the objects of classifying soil for engineering purposes
(b) Discuss any method of classification known to you and state the physical properties and factors which are considered in that particular classification.
What are the formulae of the following?
Question
Erick
Express
(a) The bulk density
(b) The saturated density
(c) The dry density
(d) The submerged density,
of a ...
Determine the dry density and the void ratio of the soil, and the specific gravity of the particles. What would be the bulk density of this soil with the same void ratio, but only 90 per cent saturated?
Question
Erick
A sample of soil has a water content of 27 per cent and a bulk density of 1.97 Mg/m^3. Determine the dry density and the void ratio of the soil, and the specific gravity of the particles. What ...
Calculate the wet and dry densities of the soil.
Question
Erick
Describe the sand replacement method of determining the in-situ density of the soil.
The following results were obtained from the test:
Mass of soil extracted from hole ...
A moist sample of soil in a bottle had a mass of 25.24g and the bottle, when empty, has a mass of 14.2g. After drying in an oven for 24hrs, the bottle and soil sample had a mass of 21.62g. Find the water content of the soil.
Question
Erick
Solve the pair of equations x^2 + 4xy + y^2 = 13, 2x^2 + 3xy = 8.
Question
Erick
If α,β are the roots of the equation x² – px + q = 0 , form the equation whose roots are α/β² and β/α².
Question
Edson
