Description : Which of the following types of falls use parabolic glacis for energy dissipation? (A) Vertical drop fall (B) Glacis fall (C) Montague type fall (D) Inglis fall
Last Answer : Answer: Option C
Description : A straight glacis type fall with a baffle platform and a baffle wall is called (A) Vertical drop-fall (B) Glacis fall (C) Montague type fall (D) Inglis fall
Last Answer : Answer: Option D
Description : 13. A venturi flume is a flumed structure constructed across a channel by restricting its width. A) True B) False
Last Answer : A
Description : A structure, whose width is __________ the width of the channel, is called a flumed structure. (A) Less than (B) More than (C) Equal (D) None of these
Last Answer : Answer: Option A
Description : Vertical drop fall is satisfactory for a height upto (A) 0.5 m (B) 1.5 m (C) 3.5 m (D) 5.0 m
Last Answer : Answer: Option B
Description : A pile is being driven with a drop hammer weighing 1800 kg and having a free fall of 1.00 m. If the penetration with last blow is 5 mm, the load carrying capacity of the pile, -according to the Engineering News formula, is (A) 100 tonnes (B) 50 tonnes (C) 20 tonnes (D) 10 tonnes
Last Answer : (D) 10 tonnes
Description : Which of the following statements represents the action of a megohmmeter when testing a small capacitor in good condition? A. The meter pointer should immediately swing to the maximum resistance value ... . D. The meter pointer should immediately swing to a high reading and gradually decrease.
Last Answer : Answer: B
Description : In area meter (e.g., Rotameter), with increase in the fluid flow rate, the (A) Pressure drop increases linearly (B) Pressure drop is almost constant (C) Area through which fluid flows does not vary (D) None of these
Last Answer : (B) Pressure drop is almost constant
Description : In case of a vertical tube evaporator, with increase in the liquor level, the (A) Capacity of the evaporator is decreased (B) Capacity of the evaporator is increased (C) True temperature drop increases (D) Both (B) and (C)
Last Answer : (A) Capacity of the evaporator is decreased
Description : In new Rail as well as second hand rails how much end bends of the rails in vertical are permitted when checked with one meter straight edge before welding? (i) +0.5mm, -0 mm in vertical * (ii) +0.2mm, -.3 mm in vertical (iii) +0.3mm, -2 mm in vertical (iv) 0 mm, +.5 mm in vertical
Last Answer : (i) +0.5mm, -0 mm in vertical *
Description : How long does it take a rain drop to fall from the sky to hit the floor?
Last Answer : I'm no expert but I guess it would vary because of the pollutants and other various materials floating in the air. For example, if you lived in San Francisco it might not take as along for the drop to fall ... clue if I'm right or wrong, but it sure sounds like I know what I'm talking about :)
Description : In Jamaica, if you drop a steel ball weighing five pounds from a height of 45 inches, will it fall more rapidly through water at 20 degrees Fahrenheit or water at 40 degrees Fahrenheit. Or will it make no difference? -Riddles
Last Answer : 40 degrees Fahrenheit. At 20 degrees Fahrenheit the water would be ice.
Description : Brad stared through the dirty soot-smeared window on the 22nd floor of the office tower. Overcome with depression he slid the window open and jumped through it. It was a sheer drop outside the building ... nothing to cushion his fall or slow his descent, how could he have survived the fall? -Riddles
Last Answer : Brad was so sick and tired of window washing, he opened the window and jumped inside.
Description : When drop of water in clouds become heavy enough they fall to eart as?
Last Answer : Need answer
Description : Anthesis of grapes complete at: a. Pedicel fall b. Calyx drop c. Cap fall d. None
Last Answer : Cap fall
Description : During a slow decompression, passengers will occur: a. The cabin temperature will fall as pressure reduces b. Body cavities (sinuses, ears, etc.) will become pressurised and may require assistance in ... will operate d. No contra effects, as slow decompression has no effect on the human body
Last Answer : b. Body cavities (sinuses, ears, etc.) will become pressurised and may require assistance in venting
Description : The Leaning Tower of Pisa does not fall because (a) It is tapered at the top (b) It covers a large base area (c) Its centre of gravity remains at the lowest position (d) The vertical line through the centre of gravity of the tower falls within its base
Last Answer : Ans:(d)
Description : When a pall of water is swung in a vertical circle, the water does not fall out at the top of the loop when the speed is - (1) below a certain minimum value irrespective of amour of water In ... amount of water in the pail (4) below a certain minimum value depending on amount of water in the pail
Last Answer : (2) above a certain minimum value irrespective of amount of water in the pail Explanation: When a pail of water is swung in a vertical circle, the water does not fall out at the top of the loop when ... to the force of gravity g but also tries to move in a straight line due to its circular motion.
Description : When a pail of water is swung in a vertical circle, the water does not fall out at the top of the loop when the speed is (1) below a certain minimum value irrespective of amount of water in the ... amount of water in the pail (4) below a certain minimum value depending on amount of water in the pail
Last Answer : above a certain minimum value irrespective of amount of water in the pail
Description : Piles are usually driven by (A) Diesel operated hammer (B) Drop hammer (C) Single acting steam hammer (D) All the above
Description : On piles, the drop must be at least (A) 80 cm (B) 100 cm (C) 120 cm (D) 140 cm
Description : Thickened part of a flat slab over its supporting column, is technically known as (A) Drop panel (B) Capital (C) Column head (D) None of these
Description : Enlarged head of a supporting column of a flat slab is technically known as (A) Supporting end of the column (B) Top of the column (C) Capital (D) Drop panel
Description : The minimum thickness of a flat slab is taken (A) L/32 for end panels without drops (B) L/36 for end panels without drops (C) L/36 for interior panels without drop (D) All the above
Description : In case of non-availability of space due to topography, the most suitable spillway is (A) Straight drop spillway (B) Shaft spillway (C) Chute spillway (D) Ogee spillway
Description : The difference of pressure between the inside and outside of a liquid drop is (A) p = T × r (B) p = T/r (C) p = T/2r (D) p = 2T/r
Description : A streamline is defined as the line (A) Parallel to central axis flow (B) Parallel to outer surface of pipe (C) Of equal velocity in a flow (D) Along which the pressure drop is uniform
Description : Critical section for shear in case of flat slabs is at a distance of (A) Effective depth of slab from periphery of column/drop panel (B) d/2 from periphery of column/capital/ drop panel (C) At the drop panel of slab (D) At the periphery of column
Description : Engineering news formula for obtaining safe bearing capacity of pile for drop hammer, is, (A) Q = Wh/6 (S + 2.5) (B) Q = Wh/2.5 (S + 6) (C) Q = (W × 6)/h (S + 2.5) (D) Q = (W × 2.5)/6 (S + h)
Description : Arches in the form of masonry arcs struck from more than four centres, are called (A) Two curved arches (B) Gothic arches (C) Ogee arches (D) Drop gothic arches
Description : The pressure drop in a 30 cm diameter horizontal pipe is 60 kPa in distance of 15m. The wall shear stress in kPa is (a) 0.1 (b) 0.2 (c) 0.3 (d) 0.4
Last Answer : (c) 0.3
Description : m and n are monsoon duration factor and catchment factor respectively. If P is yearly rainfall in cm, runoff can be calculated by (A) Velocity area method (B) Weir or spillway method (C) Use of venturi-meter (D) Using power plant consumption
Last Answer : (A) Velocity area method
Description : Most important method for calculating discharge for planning a water supply project, is (A) Velocity area method (B) Weir or spillway method (C) Use of venturi-meter (D) Using power plant consumption
Description : A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span (A) 2.5 cm (B) 3.0 cm (C) 4.0 cm (D) 5.0 cm
Last Answer : (C) 4.0 cm
Description : The unit of power in S.I. units is (A) Newton meter (B) Watt (C) Joule (D) Kilogram meter/sec
Last Answer : (B) Watt
Description : The unit of work or energy in S.I. units is (A) Newton (B) Pascal (C) Kilogram meter (D) Joule
Last Answer : (D) Joule
Description : If the velocities of flow of a stream of 10 m depth recorded by a current meter at depths of 2 m and 8 m are 0.7 m and 0.3 m respectively, the discharge per unit width of the stream in cubic metres, is (A) 2 (B) 3 (C) 4 (D) 5
Description : The average mean velocity of a stream having depth h, may be obtained by taking the average of the readings of a current meter at a depth of (A) 0.1 h and 0.9 h (B) 0.2 h and 0.8 h (C) 0.3 h and 0.7 h (D) 0.4 h and 0.6 h
Description : Pick up the correct statement from the following: (A) The throat of the section of a control meter is either rectangular or trapezoidal (B) The floor of the control meter throat is almost level (C) The floor of the expanding outlet of the control meter is given a steep slope (D) All the above
Description : The best instrument for measuring the velocity of a stream flow is (A) Pitot tube (B) Price's current meter (C) Surface float (D) Sub-surface float
Description : A hydraulic jump in a control meter will be formed above the control, if its original (A) Depth is more than critical depth (B) Depth is less than the critical depth (C) Depth is equal to critical depth (D) None of these
Description : For efficient working of a control meter, its throat length is approximately kept (A) Equal to the critical depth (B) Twice the critical depth (C) Three times the critical depth (D) Four times the critical depth
Description : To determine the discharge at a section in a stream from its rating curve, the required data are (i) Slope of water surface at the section (ii) Stage at the section (ii) Current meter readings at the section The correct ... ) (i) and (ii) (B) (ii) and (iii) (C) Only (ii) (D) Only (iii)
Description : A control meter is preferred to a weir because (A) It measures the discharge even in silt Leiden streams (B) The velocity of approach of the channel increases above the control, and thus removes the silt completely (C) It is not damaged by floating debris (D) All the above
Description : The units of dynamic or absolute viscosity are (A) Metres² per sec (B) kg sec/meter (C) Newton-sec per meter (D) Newton-sec² per meter
Description : If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its (A) Specific weight (B) Specific mass (C) Specific gravity (D) Specific density
Description : Bernoulli's equation is applied to (A) Venturimeter (B) Orifice meter (C) Pitot tube (D) All of these
Description : The critical depth meter is used to measure (A) Velocity of flow in an open channel (B) Depth of flow in an open channel (C) Hydraulic jump (D) Depth of channel
Description : The unit of viscosity is (A) Metres² per sec (B) kg-sec/metre (C) Newton-sec per metre² (D) Newton-sec per meter
Description : The aggregates required for one kilometre length of water bound macadam road per meter width and for 10 mm thickness is (A) 8 cubic meter (B) 10 cubic meter (C) 12 cubic meter (D) 15 cubic meter