Re: JNTU Hyderabad civil previous question papers
As you want here I am giving Previous year question paper of Fluid Mechanics of B. Tech (Civil Engineering) 2nd year, JNTU:
1. a) Describe with a neat sketch a micro manometer used for very precise measurement of small pressure difference between two points.
b) A rectangular plane surface 3 m wide and 4 m deep lies in water in such a way that its plane makes an angle of 300 with the free surface of water. Determine the total pressure force and position of center of pressure, when the upper edge is 2 m below the free surface. [10+10]
2. a) What is a ‘flow-net’? Enumerate the methods of drawing flow nets.
b) The velocity potential function ( φ) is given by φ =
-xy3/3- x2 + x3y/3 + y2
Determine the velocity components in x and y directions and show that φ represents a possible case of flow. [10+10]
3. a) Water is flowing through a pipe having diameter 30 cm and 15 cm at the bottom and upper end respectively. The intensity of pressure at the bottom end is
29.43 2 / N cm and the pressure at the upper end is 14.715 2 / N cm. Determine the difference in datum head if the rate of flow through pipe is 50 lit/s.
b) The water is flowing through a taper pipe of length 50 m having diameters 40 cm at the upper end and 20 cm at the lower end, at the rate of 60 litres/s. The pipe has a slope of 1 in 40. Find the pressure at the lower end if the pressure at the higher level is 24.525 2 / N cm . [10+10]
4. a) A right-angled V-notch is used for measuring a discharge 30 litres/s. An error of 2 mm was made in measuring the head over the notch. Calculate the %age error in the discharge. Take d C = 0.62.
b) Water is flowing in a rectangular channel of 1.2 m wide and 0.8 m deep. Find the discharge over a rectangular weir of crest length 70 cm if the head of water over the crest of weir is 25 cm and water from channel flows over the weir.
Take d C = 0.60. Neglect end contractions but consider velocity of approach.
5. a) Describe Reynold’s experiment to demonstrate laminar flow and viscous flow.
b) What is Reynold’s number? What is the significance of Reynold’s number?
6 .a) What do you mean by most economical section of a channel. What are the conditions for the rectangular channel of the best section?
b) Derive the Chezy’s formula for finding discharge through openchannel. [10+10]
7 .a) Explain the terms: model, prototype, model analysis, hydraulic similitude?
b) Explain the different types of hydraulic similarities that must exist between a prototype and its model. [10+10]
8 a) What do you mean by boundary layer separation? What is the effect of pressure gradient on boundary layer separation?
b) What do you understand by total drag on a body, resultant force on a body, co- efficient of drag and co-efficient of lift? [10+10]
For your more reference here I am giving you a link from which you can see the more questions of different subjects:
Re: JNTU Hyderabad civil previous question papers
Jawaharlal Nehru Technological University Civil previous year question paper is as follows:
1. (a) Explain the terms
i. % voids
ii. Air content
(b) Distinguish between :
i. Density index and liquidity index
ii. Activity and sensitivity
(c) Describe oven drying method for the determination of water content of a soil
samble in a laboratory. [4+8+8]
2. (a) Derive the expressions for the average coefficient of permeability of stratified
i. Parallel to the bedding planes and
ii. Perpendicular to the bedding planes.
(b) A field pumping out test gave the following data:
Diameter of well = 0.2 m
Thickness of confined aquifer = 30 m
Radius of circle of influence = 350 m
Draw-down during the test = 5 m
Pump discharge = 0.8 cumecs.
Compute the permeability of the aquifer. [10+10]
3. (a) Explain
i. Contact pressure distribution with respect to flexible and rigid footing.
ii. Pressure bulb
iii. New mark’s chart
(b) A concentrated load of 10MN is applied at the ground surface. Compute the
i. at a depth of 5 m below the load.
ii. At a distance of 4m at the same depth.
B.Tech (CCC) II Year Examinations
All Questions Carry Equal Marks
- - -
1.a) Determine the length of different categories of roads in a state in India by the year
2001, using the Third Road development formula and the following data
Total area of the state = 80, 000 Sq Km
Total no. of towns as per 1981 census = 86
Overall road density aimed at = 82 KM/100 Sq KM area.
b) What are the uses of fact finding surveys? [10+10]
2.a) Explain summit and valley curves and the various cases when these are formed
while two different gradients meet.
b) Explain with sketches how sight distance is restricted on horizontal curves and
how the desired sight distance could be obtained. [10+10]
3.a) What are the advantages and disadvantages of traffic signals?
b) What is traffic rotary? What are its advantages and limitations, in particular
reference to traffic conditions in India? [10+10]
4. What are the desirable properties of bituminous mixes? What are the steps in
bituminous mix design? Discuss briefly? 
5. Explain the effect due to the expansion and contraction of cement concrete slab
and discuss the types of stresses induced. 
6.a) List different methods of road construction. Discuss their advantages and
b) Compare the Hot mix and Cold mix method of bituminous road construction.
7.a) Discuss the scope of soil stabilization in road construction?
b) Discuss the problems in stabilization of
i) Black cotton soils
ii) Desert sands. [10+10]
8.a) Discuss the various factors governing the selection of site for the airport.
b) How are the Airports classified? [10+10]
All Questions Carry Equal Marks
1.a) Explain with sketches the following structures
i) Single grained
ii) Honey combed
b) Derive the relation between void ratio and porosity. [15+5]
2.a) Explain the laboratory experiment used to determine the coefficient of
permeability of the fine grained soils.
b) A permeameter 80 mm diameter with a sample length of 300 mm has been used
for constant head and falling head tests. While conducting a constant head test,
the loss of head was 1150 mm for a length of 300 mm and the rate of flow was
2700 mm3/sec. If a falling head test was then performed on the same sample at
the same void ratio, find the time taken for the head to fall from 900 to 450 mm.
The diameter of stand pipe was 25 mm. [10+10]
3.a) A rectangular footing 3m × 2m carries a total load of 600 KN and is founded at a
depth of 2.5m below ground level. Find the stress at a depth of 6m below ground
level at the center of the footing.
b) Using Bousinesq’s theory obtain an expression for the vertical stress below the
center of a uniformly loaded circular area. [10+10]
4.a) Sketch typical results of consolidation test data to a suitable plot relating void
ratio and consolidation pressure in each case. Show how preconsolidation can be
b) In a clay stratum below the water table, the pore pressure is 36 kN/m2 at a depth
of 3 m. Is the clay fully consolidated under the existing pressure? [10+10]
5.a) Enlighten the statement: The shear strength parameters are not the fundamental
parameters of the soil but only mathematical parameters.
b) A cohesionless soil has an angle of internal friction of 300.
i) If a specimen of the soil is subjected to major and minor principal stresses of
200 kPa and 150 kPa respectively, will the specimen fail? Why?
ii) A minor principal stress of 100 kPa is imposed on the specimen and the major
principal stress is steadily increased. Can the specimen sustain a major
principal stress of 400 kPa? Why? [8+12]
6.a) A square footing of 2.5 m size is founded at a depth of 1.5 m in a sandy soil
deposit which has the corrected N value of 30. The water table is at a depth of 2 m
from the ground surface. Find the net allowable net soil pressure if
i) the desired factor of safety is 3.0.
ii) the permissible settlement is 40 mm.
Use Teng’s equations.
b) A strip footing of 2 m wide is to be laid at a depth of 4 m in a purely cohesive soil
(c = 150 kN/m2, γ = 19 kN/m3). Determine the ultimate bearing capacity from
i) Terzaghi’s theory
ii) Skempton’s theory. [10+5+5]
7.a) Explain different types of piles based on the method of installation.
b) What will be the penetration of square R.C.C.pile per blow, which must be
obtained in driving the piles with a 20kN steam hammer falling through 1.0m.
Allowable load is 200kN. [10+10]
8.a) Describe standard penetration Test. In what way is it useful in foundation design?
b) Explain with a neat sketch, the construction and use of a Split Spoon Sampler.
All Questions Carry Equal Marks
1. A Cantilever beam of span 4m is subjected to a live load of 20kN/m. Design a
balanced reinforced concrete rectangular section using M20 concrete and HYSDFe415
bars both for bending and shear. 
2. Explain in brief the general design requirements of water tanks resticy on ground
according to Is-code. 
3. Design a circular water tank of capacity 2,00,000 litres. The depth of tank is
limited to 3m from in side. Keep the joint between the wall as base slab as
flexible. Base slab rests on ground. 
4. Design the reinforcement required for a Rectangular Beam section with the
Size of the Beam 300mm × 550mm.
Concrete grade M20
Characteristic strength of steel 415N/mm2
Factored shear force 90 kN
Factored torsional moment 50kN-m
Factored Bending moment 110 kN-m
Assuming 25mm dia ban with 25mm cover. 
5. A tie member consisting of two channels ISMC email@example.com kg/m back to back is
to be connected to gusset plate 12mm thick. Design the welded joint to develop
strength of tie, given that the overlap is limited to 350mm. Take permissible stress
in the weld equal to 0.44fy and permissible tensile stress in section equal to 0.6 fy.
Where fy = 250 N/mm2. 
6. Explain importance of flange plates in a plate girder. Derive expression for net
effective flange area of a plate girder. Discuss allowable bending stresses in
compression and tension while designing the section. 
7. Design a gantry girder for an industrial building to carry an electrical operated
hand operated traveling crane with the following data. Crane capacity is 250 kN.
Weight of crane excluding crab is 250 kN. Weight of crab is 5 kN. Span of crane
between rails is 18 m. Minimum hook approach is 1.2 m. Wheel base is 3.0 m.
Span of gantry girder is 9 m. Weight of rail section is 30 kg/m. Height of rail
section is 75mm. Check the suggested section for bending stresses. And sketch
the section to scale showing details. 
8. Design the column and staging for a elevated water tank with hemispherical
bottom of capacity 150m3. Height of column is 15m. 
Answered By StudyChaCha
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