Civil Engineering - UPSC Civil Service Exam Questions

A rectangular channel of 2.5 m width and 2 m depth of water carries a flow of 10 m³/s. The specific energy for the flow is given by

Which of the following pollutants is responsible for depletion of ozone layer ?

If a composite bar of steel and copper is heated, then the copper bar will be subjected to

Consider the following discharge measurement devices :
1. Cylindrical mouthpiece flowing full
2. Sharp-edged orifice
3. Convergent-divergent mouthpiece
4. Borda's re-entrant mouthpiece flowing free
The correct sequence of increasing order of their discharge coefficients is

A square framework formed of uniform heavy rods of equal weight joined together is hung by one corner. A weight W is suspended from each of the three lower corners and the shape of the square is preserved .with the help of a light rod along the horizontal diagonal. The thrust of the light rod is