For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be

Examine the following statements :
i) Factor of safety for steel should be based on its yield stress,
ii) Factor of safety for steel should be based on its ultimate stress,
iii) Factor of safety for concrete should be based on its yield stress,
iv) Factor of safety for concrete should be based on its ultimate stress.
The correct statements are

A

(i) and (iii)

B

(i) and (iv)

C

(ii) and (iii)

D

(ii) and (iv)

Compaction factor for a heavily reinforced section with vibration is:

A

<0.75

B

0.75-0.85

C

0.85-0.92

D

>0.92

Which of the following sections of citizens should be excluded from the benefits of reservations according to the principles of 'Creamy Layer' as propounded by the Supreme Court in Mandal Commission judgment?
1. Advanced sections among the other Backward Classes
2. Advanced sections among the Scheduled Castes
3. Advanced sections among the Schedule Tribes
4. Advanced sections among the economically backward classes
Select the correct answer:

A

1 only

B

1 and 2

C

1 and 4

D

2 and 3

Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer :

Statement : Sachin's mother instructed him to return home by train if it rains heavily.

Assumptions :
I. Sachin may not be able to decide himself if it rains heavily.
II. The trains may ply even if it rains heavily.

A

Only assumption I is implicit

B

Only assumption II is implicit

C

Either I or II is implicit

D

Neither I nor II is implicit

E

Both I and II are implicit

In an examination, questions were asked in five sections. Out of the total students, 5% candidates cleared the cut-off in all the sections and 5% cleared none. Of the rest, 25% cleared only one section and 20% cleared four sections. If 24.5% of the entire candidates cleared two sections and 300 candidates cleared three sections. Find out how many candidates appeared at the examination?

A

1000

B

1200

C

1500

D

2000

E

1800

Under which of the following sections of the Indian Penal Code there is provision of death sentence?
1. Sections 194 and 449
2. Sections 132 and 194
3. Sections 364A and 396
4. Sections 124A and 132

A

1 and 2 only

B

2 and 3 only

C

3 and 4 only

D

1 and 4 only

Statement: Resonance is a special case of forced vibration in which the nature and frequency of vibration of the body are the same as the impressed frequency and the amplitude of forced vibration, is maximum. Reason: The amplitude of forced vibrations of a body increases with an increase in the frequency of the externally impressed periodic force.

A

Both statement and reason are true and the reason is the correct explanation of the statement

B

Both statement and reason are true but the reason is not the correct explanation of the statement

C

Statement is true, but the reason is false

D

Statement and reason are false

Proper amount of entrained air in concrete results in
(i) Better workability
(ii) Better resistance to freezing and thawing
(iii) Lesser workability
(iv) Less resistance to freezing and thawing

A

(i) and (ii)

B

(i) and (iv)

C

(ii) and (iii)

D

(iii) and (iv)

The adequate workability necessary for _________ compaction with the compacting equipment available.

A

Half

B

Quarter

C

Full

D

Double

The adequate workability necessary for ___________ compaction with the compacting equipment available.

A

Half

B

Quarter

C

Full

D

Double

For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be

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