Related Questions

A garments factory employs 3 categories of workers K, M and N. The efficiency of the 3 categories of workers to do a specific task is in the ratio of 3 : 5 : 6 respectively and the factory employs 15 of category K, 12 of category M and 3 of category N. If the total wages paid to the entire group of 30 workers is Tk. 492 per hour, what will be the wages earned by a category N worker for an 8-hour day?
A Tk. 144
B Tk. 72
C Tk. 192
D Tk. 576
A river training work is generally required when the river is
A Meandering
B Aggrading
C Degrading
D All the above
The scour depth D of a river during flood, may be calculated from the Lacey's equation
A D = 0.47 $$\left( {\frac{{\text{Q}}}{{\text{f}}}} \right)$$
B D = 0.47 $${\left( {\frac{{\text{Q}}}{{\text{f}}}} \right)^{\frac{1}{2}}}$$
C D = 0.47 $${\left( {\frac{{\text{Q}}}{{\text{f}}}} \right)^{\frac{1}{3}}}$$
D D = 0.47 $${\left( {\frac{{\text{Q}}}{{\text{f}}}} \right)^{\frac{2}{3}}}$$
According to G.W. Pickles the effect of confining the flood water of a river between levee, is to increase
A Rate of flood wave
B Water surface elevation during floods
C Maximum discharge
D Surface slope of streams above the levied portion
Water flow in the river during flood can be categorised as the __________ flow.
A Unsteady uniform
B Unsteady non-uniform
C Steady uniform
D Steady non-uniform
The flood plain along river banks formed by newer alluvium is called:
A Meander
B River Valley
C Delta
D Khaddar
Which of the following pump is preferred for flood control and irrigation applications?
A Reciprocating pump
B Axial flow pump
C Mixed flow pump
D Centrifugal pump
For very high discharge at low pressure such as for flood control and irrigation applications, following type of pump is preferred
A Centrifugal
B Axial flow
C Reciprocating
D Mixed flow
For a flood control reservoir, the effective storage is equal to
A Useful storage - valley storage
B Useful storage + surcharge storage
C Useful storage + surcharge storage + valley storage
D Useful storage + surcharge storage - valley storage
The economic talents and master-minds of our country are suggesting establishment of more and more vocational training institutes. But opponents to the idea are saying that vocational training lays too much stress on specialization. So if should be abandoned in Bangladesh. Which of the following statements, if true, would strengthen the argument of the opponents?
A Specialized knowledge and training are the utmost necessary for a country like Bangladesh.
B Specialization makes a peson unfit for other generalized jobs.
C Specialization can work properly in a developed country.
D Vocational institutions can complete with colleges and universities as far as students hunting is concerned.

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