Civil Engineering




Question 1 Concrete contains

( i ) Siliceous aggregates. having higher coefficient of expansion

(ii) Igneous aggregates. having intermediate coefficient of expansion

(iii) Lime stones. having lowest coefficient of expansion
( A ) i and iii

( B ) ii and iii

( C ) i and ii

( D ) ii and iii

Answer : D

Select the incorrect statement

( A )   R.C.0 has better fire resistan. than steel

( B )   R.C.C. structure is economical than steel structure

( C )  Strength of concrete decreases as age increases

( D )  R.C.0 can be used for under water and marine structures

Answer : C

Learn More

Different Types of Bricks Utilized In Constructions

Water cement ratio is the ratio of

( A ) Water to cement by weight

(B)  Water to cement by volume

( C ) Cement to water by weight )

( D) Cement to water by volume

Answer : A

Concrete is

( A )   Weak in tension

( B )   Strong in tension

( C )   Strong in both tension and compression

( D )  Weak in compression

Answer : A

The Entrained air in concrete

[ A ] Increases the strength

[ B ] Decreases the resistance to weathering

[ C ] Increases the workability

( D) Decreases the workability

Answer : C

Concrete is unsuitable for compaction by vibration if it is

[ A ] Semi — plastic

[ B ] Plastic

[ C ] Earth moist D DrY

Answer : B

In order to avoid segregation. fresh concrete should be dropped from a height of

[ A ] Less than one meter

[ B ] Less than two meter

[ C ] More than one meter

[ D ] More than two meter

Answer : A

The process of keeping the concrete structure moist is called

[ A ] Hydration

[ B ] Curing

[ C ] Creep

[ D ] Shrinkage

Answer : B

The continuous strain. which the concrete undergoes due to application of external loads is called

[ A ] Creep

[ B ] Bleeding

[ C ] Workability

[ D ] Segregation

Answer : A

The process. of conversion of plastic concrete to solid stage is

[ A ] Hydration

(B) Hardening

[ C ] Setting

[ D ] Curing

Answer : C

Learn More

Find The Volume Of Concrete For The Trapezoidal Footing

At 28 days of curing concrete attains a strength of

( A ) 20 to 25%

( B ) 60 to 70%

( C ) 65 to 80%

( D ) 90 to 95%

Answer : D

The coarse. aggregate which posse. the property of good interlocking are

( A ) rounded shape

( B ) elongated shape

( C ) angular shape

( D ) none of the above

Answer : C

Learn More

  1. bar Bending Schedule Of Circular Column

  2. Building Material And Types Of Materials



Thank You Read this Article, Get Benefits And Share With New Comers.

Civil Engneering Technology

Civil Engineering Technology is Educational and Training Blog for Engineering Students. Our Mission is to Educate And Keep People Informed By Creating a Trusted Source Of Knowledge Everything Related To Civil Engineering. Please Give Us Your Valuable Feedback And Suggestions. We Will Appreciate Your Opinions And Will Use It To Evaluate Changes And Make Improvements On Our Site. Thank You

Related Articles

Back to top button
error: Content is protected !!