Reducing the water–cement ratio of concrete while keeping compaction proper will generally
Anonymous Quiz
66%
Increase strength
8%
Cause bleeding
14%
Reduce durability
12%
Reduce strength
In surveying, a check line is provided mainly to
Anonymous Quiz
3%
Measure angles
3%
Increase area
6%
Fix reference level
89%
Check accuracy of measurements
In CPM, two activities can be performed simultaneously only when
Anonymous Quiz
8%
They have same duration
5%
They are critical
84%
There is no dependency between them
3%
They have zero float
❤2
Finer cement particles mainly result in
Anonymous Quiz
87%
Faster early strength development
5%
Reduced water demand
4%
Slower strength gain
4%
Lower heat of hydration
The slope of the bending moment diagram at any section of a beam is equal to
Anonymous Quiz
26%
Load intensity
33%
Deflection
38%
Shear force
2%
Stress
❤1
Rise and fall method of levelling is preferred when
Anonymous Quiz
48%
Highest precision is required
9%
Number of points is small
36%
Only reduced levels are needed
8%
Long profiles are required
❤2
The total float of an activity is zero when
Anonymous Quiz
12%
Activity duration is minimum
62%
Activity lies on critical path
24%
Network has dummy activities
2%
Project cost is minimum
The presence of clay lumps in aggregate mainly affects
Anonymous Quiz
73%
Strength and durability
3%
Colour of concrete
21%
Setting time of cement
2%
Specific gravity
The maximum bending stress in a beam depends on
Anonymous Quiz
6%
Shear force
5%
Span of beam
87%
Bending moment and section modulus
2%
Type of loading only
In plane table surveying, radiation method is suitable when
Anonymous Quiz
5%
Area is very large
5%
Details are far away
85%
Details are around a single station
6%
High precision is required
The purpose of final setting time of cement is to indicate
Anonymous Quiz
4%
Start of hydration
91%
Time at which cement hardens sufficiently
4%
Completion of curing
1%
Time available for mixing
In a closed traverse, closing error occurs mainly due to
Anonymous Quiz
92%
Errors in angle and distance measurement
3%
Type of traverse
2%
Instrument size
2%
Personal mistakes
Increasing the span of a beam while keeping section same will
Anonymous Quiz
16%
Reduce bending stress
25%
Not affect bending stress
17%
Increase shear strength
42%
Increase bending stress
Segregation in concrete can be minimized by
Anonymous Quiz
7%
Using larger aggregates only
8%
Increasing water content
8%
Reducing cement content
77%
Proper grading of aggregates
The main function of distribution pipes in water supply system is to
Anonymous Quiz
2%
Treat water
94%
Supply water to consumers
3%
Pump water
0%
Store water
If contour lines are equally spaced, the ground surface represents
Anonymous Quiz
8%
Steep slope
27%
Gentle slope
62%
Uniform slope
4%
Irregular slope
A temporary benchmark is required mainly during
Anonymous Quiz
7%
Planning of survey
4%
Office computation
88%
Construction and levelling work
1%
Map printing
In CPM, delaying a non-critical activity beyond its total float will
Anonymous Quiz
8%
Reduce project cost
31%
Not affect project
8%
Make it critical
54%
Delay project completion
❤1
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