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- Question
The maximum permissible deflection for a gantry girder, spanning over 6 m, on which an EOT (electric overhead travelling) crane of capacity 200 kN is operating, is
Options- A. 8 mm
- B. 10 mm
- C. 12 mm
- D. 18 mm
- Correct Answer
- 8 mm
- 1. Use of coagulants such as alum
Options- A. results in reduction of pH of the treated water.
- B. results in increase of pH of the treated water.
- C. results in no chnage in pH of the treated water.
- D. may cause an increase in decrease of decrease of pH of the treated water. Discuss
- 2. In network of pipes
Options- A. the algebraic sum of discharges around each circuit is zero
- B. the algebraic sum of (pressure + datum) head drops around each circuit is zero
- C. the elevation of hydraulic grade line is assumed for each junction point
- D. elementary circuits are replaced by equivalent pipes Discuss
- 3. It is proposed to widen and strengthen an existing 2-lane NH section as a divided highway. The existing traffic in one direction is 2500 commercial vehicles (CV) per day. The construction will take 1 year. The design CBR of soil subgrade is found to be 5 percent, Given: traffic growth rate for CV = 8 percent, vehicle damage factor = 3.5 (standard axles per CV), design life = 10 years and traffic distribution factor = 0.75. The cumulative standard axles (msa) computed are
Options- A. 35
- B. 37
- C. 65
- D. 70 Discuss
- 4. In a BOD test using 5% dilution of the sample (15 ML of sample and 285 mL of dilution water), dissolved oxygen values for the sample and dilution water blank bottles after five days incubation at 20°C were 3.80 and 8.80 mg/L. respectively. Dissolved oxygen originally present in the undiluted sample was 0.80 mg/L. The 5-day 20°C BOD of the sample is
Options- A. 116 mg/L
- B. 108 mg/L
- C. 100 mg/L
- D. 92 Mg/L Discuss
- 5. The unit for coefficient of subgrade modulus is
Options- A. kN/m3
- B. kN/m2
- C. kN/m
- D. kN.m Discuss
- 6. If the shear force at a section of beam under bending is equal to zero then the bending moment at the section is
Options- A. zero
- B. maximum
- C. minimum
- D. minimum or maximum Discuss
- 7. The stepped cantilever is subjected to moments, M as shown in the figure below. The vertical deflection at the free end (neglecting the self weight) is
Options- A.
- B.
- C.
- D. Zero Discuss
- 8. A footing 2 m x 1 m exerts a uniform pressure of 150 kN/m2 on the soil. Assuming a load dispersion of 2 vertical to 1 horizontal the average vertical stress (kN/m2) at 1.0 m below the footing is
Options- A. 50
- B. 75
- C. 80
- D. 100 Discuss
- 9. Bituminous materials are commonly use in highway construction because of their good
Options- A. tensile and compression properties.
- B. binding and water proofing properties.
- C. shear strength and tensile properties.
- D. bond and tensile properties. Discuss
- 10. A road is provided with a horizontal circular curve having deflection angle of 55° and centre line radius of 250 m. A transition curve is to be provided at each end of the circular curve of such a length that the rate of gain of radial acceleration is 0.3 m/s3 at a speed of 50 km per hour. Length of the transition curve required at each of the ends is
Options- A. 2.57 m
- B. 33.33 m
- C. 35.73 m
- D. 1666.67 m Discuss
GATE Exam Questions problems
Search Results
Correct Answer: results in reduction of pH of the treated water.
Correct Answer: the algebraic sum of (pressure + datum) head drops around each circuit is zero
Correct Answer: 37
Correct Answer: 92 Mg/L
Correct Answer: kN/m3
Correct Answer: maximum
Correct Answer:
Correct Answer: 50
Correct Answer: binding and water proofing properties.
Correct Answer: 35.73 m
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