Q.No.1

In order to account the shear deformation effects, the effective slenderness ratio of laced columns shall be taken as ……………. time(s) the actual maximum slenderness ratio

Q.No.2

A sewage sample of 3 ml diluted with distilled water in a 300 ml capacity biological oxygen demand (BOD) bottle is incubated at 20°C for 5 days and the depletion of dissolved oxygen (DO) was 10 mg/l. Then, the initial BOD of the sample is

Q.No.3

Lacey’s scour depth for a stream carrying a discharge of 3 cumecs per meter width having a silt factor 1.2 is --------------

Q.No.4

Consider the following statement about Bligh’s Creep Theory. i) Creep length is the length of path traversed by percolating water ii) To increase the path of percolation vertical cut-off or sheet piles can be provided iii) Loss of head per unit creep length is hydraulic gradient iv) Bligh gave no criteria for the safety of weir against undermining Which of the following statement are correct?

Q.No.5

Assuming the coefficient of friction of 0.36 and the total reaction time of a driver as 2.5 sec, the stopping sight distance for a design speed of 65 kmph is

Q.No.6

Los Angles Abrasion test was conducted in standard manner for the aggregate sample of 8 kg and the weight of aggregate retained on 1.7 mm sieve was found to be 6.2 kg. Then, the Los Angeles abrasion value of the aggregate is ------------

Q.No.7

Effective monthly interest rate will be …………., if nominal interest rate of 10% accounted for continuous compounding

Q.No.8

A settling basin is designed to remove solids greater than 0.008mm from a maximum inflow of 0.25m3/sec. Particles of the minimum size settle at velocity (Vs) of 5.9*10-5 m/sec. The necessary area for a 1m deep basin is

Q.No.9

Two Pelton wheel turbines X and Y have the same specific speed and are working under the same head. Turbine X produces 400kW at 1000 rpm. If turbine B produces 100kW, then its rpm is