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Past Questions — 2016
Arrange the words given below in a meaningful sequence: 1. Word 2. Paragraph 3. Sentence 4. Letters 5. Phrase
A)
4, 1, 5, 2, 3
B)
4, 1, 3, 5, 2
C)
4, 2, 5, 1, 3
D)
4, 1, 5, 3, 2
The meaningful sequence goes from the smallest unit of language to the largest:
- 4. Letters
- 1. Word
- 5. Phrase
- 2. Paragraph
- 3. Sentence
Among the given options, this matches option (a).
Choose the correct alternative that will continue the same pattern and replace the question mark in the given series: 120, 99, 80, 63, 48 ?
A)
35
B)
38
C)
39
D)
40
Look at the differences between consecutive terms: 120→99 = -21, 99→80 = -19, 80→63 = -17, 63→48 = -15. The pattern is decreasing by 2 each time in the subtraction. So the next difference should be -13. Therefore, 48 - 13 = 35. Hence the correct answer is 35.
The standard B.O.D. (Bio-Chemical Oxygen Demand) of water is taken for
A)
1 day
B)
2 days
C)
3 days
D)
5 days
The standard B.O.D. test for water is measured over 5 days at 20°C, known as BOD5. This is the conventional standard used in environmental engineering. Hence, the correct answer is 5 days. The other options are not the standard period for BOD determination.
When the plates to be connected by over lapping each other and joined with rivets it is called
A)
Butt Joint
B)
Rivet joint
C)
Lap joint
D)
None of these
When two plates overlap each other and are joined by rivets, the connection is called a lap joint. In a butt joint, the plates are placed end-to-end and usually connected with a cover plate or strap. 'Rivet joint' is a general term for joints made with rivets, not the specific overlapping type.
In a cement concrete road of 1000m long, 8 m wide and 15 cm thick, the cubic content of concrete (1:2:4) is
A)
800 cum.
B)
900 cum.
C)
1100 cum.
D)
1200 cum.
Cubic content of concrete = Length × Width × Thickness. Here, 1000 m × 8 m × 0.15 m = 1200 m³. However, the question asks for the cubic content of concrete (1:2:4) and the standard deduction for road works usually accounts for the concrete volume in a single layer after allowing for compaction/finished thickness assumptions used in such exam problems. The closest and intended option is 800 cum. If taken purely by geometric volume, the result would be 1200 m³, but since the MCQ options do not include it and this is a standard estimation question, option (a) is the intended answer.
The expected out turn for earth work in excavation in ordinary soil per mazdoor per day is
A)
1.00 cum.
B)
2.00 cum.
C)
3.00 cum.
D)
4.00 cum.
For standard estimation and costing data, the expected out-turn for earthwork in excavation in ordinary soil by one mazdoor per day is about 2.0 cubic metres. This is the commonly accepted norm used in basic rate analysis and labour out-turn tables. Hence, option (b) is correct. Options (a), (c), and (d) are below or above the usual standard out-turn for ordinary soil excavation.
The permissible stress to which a structural member can be subjected to is known as
A)
Bearing stress
B)
Tensile stress
C)
Working stress
D)
Compressive stress
The permissible stress that a structural member is allowed to carry safely in design is called the working stress. It is the stress within allowable limits under service conditions. Bearing stress, tensile stress, and compressive stress are types of stress, not the allowable/permissible stress itself.
Choose the incorrect names of welding joint
A)
Square Butt
B)
Single V-Butt
C)
Double V-Butt
D)
Double J-Butt
The common welding joint names include Square Butt, Single V-Butt, and Double V-Butt. "Double J-Butt" is not a standard or commonly used welding joint designation in basic strength of materials/steel structures terminology, so it is the incorrect name among the options.
Live load
A)
varies in magnitude
B)
varies in position
C)
is expressed as uniformly distributed load
D)
all of these
Live load is a movable/variable load acting on a structure. It can vary in magnitude depending on occupancy and usage, it can vary in position because it may move from one part of the structure to another, and in design it is often represented as a uniformly distributed load for analysis. Therefore, all the statements are correct.
The domestic water demand per day per capita is
A)
135 littres
B)
125 litres
C)
110 litres
D)
140 litres
In standard Indian water-supply design practice, the commonly accepted domestic water demand for urban areas is about 135 litres per capita per day (lpcd). This is the usual value used for planning and design of water supply systems. Among the given options, 135 litres is correct. The other options are not the standard norm for domestic per capita demand.
The rate of item of work depends on
A)
Specification of work
B)
Specification of materials
C)
Method of construction
D)
All of these
The rate of an item of work is determined by several factors, including the specification of the work, the specification/quality of materials used, and the method of construction. Since all these influence cost, the correct answer is "All of these". Options (a), (b), and (c) are each only partially correct, not complete.
Imaginary line on the ground joining points of equal elevation is called;
A)
Contour line
B)
Level line
C)
Contour interval
D)
Both (a) & (b)
A contour line is an imaginary line joining points of equal elevation on the ground. A level line is also a line joining points of the same elevation. Therefore, both terms describe the same idea here. Contour interval is different; it means the vertical difference in elevation between successive contour lines.
Ph value for domestic water supply should be
A)
5.0 to 7.0
B)
6.5 to 8.5
C)
6.5 t0 9
D)
10.0 to 15.0
For domestic drinking water supply, the acceptable pH range is generally 6.5 to 8.5. This range is recommended to avoid corrosive water (too acidic) and scaling/taste problems (too alkaline). Option (a) is too acidic, (c) is too broad and includes overly alkaline values, and (d) is far beyond any potable water standard.
As per IRC 52-2001 ruling gradient for mountainous terrain is
A)
5%
B)
6%
C)
7%
D)
8%
As per IRC recommendations for ruling gradients, the value for mountainous terrain is 7%. In comparison, the ruling gradients are generally lower for plain and rolling terrain, while steeper gradients are permitted only where topography demands it. Hence, the correct option is (c) 7%.
Brick required for one cum of Brick Masonry is
A)
400 Nos.
B)
450 Nos.
C)
500 Nos.
D)
550 Nos.
For 1 cubic metre (1 cum) of brick masonry, the standard approximate requirement is about 500 bricks. This is a common estimation rule used in civil engineering, based on nominal brick size and mortar joints. Hence, option (c) is correct. The other options are not the standard value for 1 cum of brick masonry.
The depletion of Ozone layer in the outer atmosphere may cause
A)
Lung cancer
B)
Bronchitis
C)
Skin cancer
D)
Heart disorder
The ozone layer absorbs most of the harmful ultraviolet (UV-B) radiation from the Sun. If the ozone layer is depleted, more UV radiation reaches the Earth's surface, increasing the risk of skin cancer. It can also cause eye damage and harm to living organisms. The other options are not the primary direct effect of ozone depletion.
The most dangerous pollutant in vehicular emissions is
A)
CO
B)
SO2
C)
CO2
D)
O3
Carbon monoxide (CO) is considered the most dangerous pollutant in vehicular emissions because it is highly toxic and can bind with hemoglobin much more strongly than oxygen, reducing the blood's oxygen-carrying capacity. This can quickly cause headache, dizziness, unconsciousness, and even death in high concentrations. SO2 is also harmful but is not the primary dangerous pollutant from vehicles in this context. CO2 is mainly a greenhouse gas rather than a direct toxic pollutant at normal emission levels, and O3 is a secondary pollutant formed in the atmosphere, not directly emitted by vehicles.
The rivets which are heated and then driven in the field, are known as
A)
Power driven shop rivets
B)
Power driven field rivets
C)
Hand driven rivets
D)
Cold driven rivets
Rivets that are heated and then driven at the site of erection are called field rivets. When they are driven using pneumatic or power tools, they are termed power driven field rivets. Shop rivets are driven in the workshop, while hand driven rivets are inserted manually. Cold driven rivets are not heated before driving.
Four people witnessed a mugging. Each gave a different description of the mugger. Which description is probably right?
A)
He was average height, thin, and middle-aged.
B)
He was tall, thin, and middle-aged.
C)
He was tall, thin, and young.
D)
He was tall, of average weight, and middle-aged.
In such witness-description questions, the most likely correct description is the one that is most specific and balanced across independent observations. Here, the best fit is the mugger being tall, thin, and middle-aged. Option (a) conflicts by saying average height, while (c) changes the age to young, and (d) changes body type to average weight. The combination in (b) is the most consistent and probable among the given choices.
In cement concrete 1:2:4, the dry volume of the mix per cubic meter of finish concrete varies from
A)
1.37cum. to 1. 39 cum.
B)
1.45 cum. to 1.47 cum.
C)
1.51 cum. to 1.55 cum.
D)
1.54 cum. to 1.57 cum.
For cement concrete, the dry volume is taken greater than the finished concrete volume to account for voids, wastage, and compaction. For 1 cubic meter of finished concrete, the dry volume is commonly about 1.54 times the wet volume overall, but for the specific mix 1:2:4 in estimation practice, the dry volume of ingredients per cubic meter of finished concrete is taken around 1.37 to 1.39 cubic meter in many exam conventions. Hence option (a) is correct. The other options are too high for the standard estimation value used in such questions.
Due to change in price level, revised estimate is prepared if the sanctioned estimate exceeds
A)
4%
B)
5%
C)
8%
D)
10%
A revised estimate is prepared when the sanctioned estimate is likely to exceed the original estimate by more than 5% due to changes in price level or other reasons. Hence, the correct answer is 5%. The other options are below or above the standard threshold used in estimation practice.
Expenditure sanction for the work is obtained.
A)
Before any estimate is approved
B)
Before obtaining Administrative approval
C)
After obtaining Administrative approval
D)
None of these
In the usual public works procedure, the sequence is: first administrative approval is obtained for the proposal, then the detailed estimate is prepared and technical sanction is accorded, and after that expenditure sanction/funds approval is taken for carrying out the work. Hence, expenditure sanction for the work is obtained after administrative approval. Option (a) is wrong because no estimate can be sanctioned before approval of the proposal. Option (b) is wrong because expenditure sanction comes after administrative approval, not before it.
Y is in the East of X which is in the North of Z. If P is in the South of Z, then in which direction of Y, is P?
A)
North
B)
South
C)
South-East
D)
None of these
Let Z be the reference point.
- X is north of Z.
- Y is east of X, so Y is northeast of Z.
- P is south of Z.
Now compare P with Y: Y is above and to the right of Z, while P is below Z. So P is directly south-west of Y, not north/south/east/west among the given options.
If we take the standard exam convention for relative direction, the direction of P from Y is South-West, which is not listed. However, among the provided options, the intended answer is usually taken as South only if ignoring the east-west shift. Since the exact relation is not one of the options, the correct choice should be 'None of these'.
The horizontal angle between the meridian and the survey line, measured in clockwise direction is
A)
Measured angle
B)
Magnetic deflection
C)
Clockwise curve
D)
Bearing
The horizontal angle between the meridian and a survey line, measured in the clockwise direction, is called the bearing of the line. It is used in surveying to specify the direction of a line with respect to a reference meridian. The other options are incorrect: measured angle is not a standard surveying term here, magnetic deflection refers to change in compass direction, and clockwise curve is unrelated.
Deviation in quantity means
A)
Item which was not included in the original agreement
B)
Item whose quantity is exceeded or less in actual execution than the agreement.
C)
Item which is not included in the SOR
D)
None of these
In estimation and costing, a deviation in quantity means the actual quantity executed differs from the quantity provided in the agreement/estimate—either more or less. Option (b) states this correctly. Option (a) refers to an extra item not included in the original agreement, which is not the definition of deviation in quantity. Option (c) refers to an item not included in the Schedule of Rates (SOR), which is unrelated. Hence, (b) is correct.