Related Questions

In the following sentence the word principal' occurs three times "The principal (1) aim of the principal (2) of the college was to help build new roads to link the area's principal (3)schools" Indicate the use(s) in which the meaning of the word “Principal is ‘chief or main',
A Use (1)
B Use(2)
C Use (3)
D Both (1) & (3)
If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight 'w' per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is
A $${\text{h}} = \frac{{\text{W}}}{{{\text{Aw}}}}\left$$
B $${\text{h}} = \frac{{\text{W}}}{{{\text{Aw}}}}\left$$
C $${\text{h}} = \frac{{\text{W}}}{{{\text{Aw}}}}{\left^2}$$
D $${\text{h}} = \sqrt {\frac{{\text{W}}}{{{\text{Aw}}}}} {\left^2}$$
If ‘H’ is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is
A 0.3 H
B 0.4 H
C 0.5 H
D 0.7 H
The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress.
A Working
B Damaging
C Allowable
D None of these
To have pressure wholly compressive under the base of a retaining wall of width b, the resultant of the weight of the wall and the pressure exerted by the retained, earth should have eccentricity not more than
A $$\frac{{\text{b}}}{3}$$
B $$\frac{{\text{b}}}{4}$$
C $$\frac{{\text{b}}}{5}$$
D $$\frac{{\text{b}}}{6}$$
Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by
A 25%
B 50%
C 75%
D 90%
A ladder is resting against a vertical wall and its bottom is 2.5 m away from the wall. If it slips 0.8 m down the wall, then its bottom will move away from the wall by 1.4 m. What is the length of the ladder?
A 6.2 m
B 6.5 m
C 6.8 m
D \7.5 m
The ratio of the shear stress to the principal stress on a principal plane is
A 0
B 1
C $$\frac{1}{2}$$
D $$\frac{1}{3}$$
What is defined as the investment of loan or principal which is based not only on the original amount of the loan or principal but the amount of loaned or principal plus the previous accumulated interest?
A Effective rate of interest
B Nominal rate of interest
C Compound interest
D Simple interest
Arman wanted to have Tk. 39,200 as interest after 5 years. He has invested an amount in an account for 1 year at 8% interest rate. From the 2nd year, he invested the principal amount in another account offering 10% interest for 3 years. At the beginning of the fifth year he invested the Principal amount in another account at the rate of 11%. What was the principal amount? (assume simple interest rate)
A Tk. 50,000
B Tk. 80,000
C Tk. 70,000
D Tk. 90,000
E None of them

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