A line of levels has been run from a bench mark of elevation +125.42 m and ends at another bench mark of elevation +125.45 m. The sum of back sights is 17.58 m and the sum of foresights is 17.61 m. The closing error in the survey work is? Mark as favorite Copy Link - 0.06 m 0.03 m 0.06 m - 0.03 m Check Answer
A pressure gauge fitted on the side of a tank filled with liquid reads 50 kPa and 100 kPa at heights of 10 m and 5 m. What is the approximate density of the liquid (in kg/m³)? (take g=10)? Mark as favorite Copy Link 10 5000 100 1000 Check Answer
While conducting the softening point test on bitumen, the result is expressed as? Mark as favorite Copy Link Flow Time Viscosity Temperature Check Answer
A levelling work was carried out along a falling gradient using a dumpy level and a levelling staff of 3 m length. The following successive readings were taken: 1.155, 2.74, 0.75, 1.79 m. What is the correct order of booking the four readings in the field book? (BS: back sight, FS: fore sight, IS: intermediate sight)? Mark as favorite Copy Link BS, FS, IS, FS BS, IS, FS, BS BS, FS, BS, FS BS, IS, BS, FS Check Answer
A soil sample is subjected to laboratory sieve analysis using a complete set of standard IS sieves. Out of 3 kg of soil used in the test, 1200 gm was retained on IS 600 micron sieve, 1500 gm was retained on IS 500 micron sieve and the remaining 300 gm was retained on IS 425 micron sieve. The uniformity co-efficient for the soil is? Mark as favorite Copy Link 0.71 0.85 1.2 1.41 Check Answer
The following details pertain to the crossing of a canal and a drain. Bed level of Canal+211 m; Full Supply depth of Canal = 1.8 m; Bed level of Drain=+209.4 m; depth of flow at High Flood Level=+2.2 m. The suitable type of cross drainage work is? Mark as favorite Copy Link Canal syphon Syphon Aqueduct Super Passage Aqueduct Check Answer
A circular shaft of diameter d and length 1 is subjected to a torque T and a bending moment M. The ratio of maximum shear stress to bending stress is? Mark as favorite Copy Link T/M T/2M 2T/M T/4 M Check Answer
Activated sludge process is an example of? Mark as favorite Copy Link Aerobic attached growth process Anaerobic suspended growth process Aerobic suspended growth process Anaerobic attached growth process Check Answer
What is the meaning of the designation ‘M30′ concrete suggested for a reinforced cement concrete work? Mark as favorite Copy Link The mix characteristic compressive strength of 100 mm size cube at 28 days is 30 N/mm². The mix characteristic compressive strength of 150 mm size cube at 365 days is 30 N/mm². The mix characteristic compressive strength of 150 mm size cube at 28 days is 300 N/mm². The mix characteristic compressive strength of 150 mm size cube at 28 days is 30 N/mm². Check Answer
The Los Angels abrasion value requirement for coarse aggregates used in water bound macadam for the base course is? Mark as favorite Copy Link Between 40 to 50% Between 50 to 60% Between 60 to 70% Between 0 to 40% Check Answer