Design of Concrete Structures

1. shear force at mid span is zero
2. shear force at mid span is maximum
3. torsion at mid span is zero
4. torsion at mid span is maximum
The correct answer is ?
A. (1) and (3)
B. (1) and (4)
C. (2) and (3)
D. (2) and (4)

1. reduces the negative moment at support
2. increases the negative moment at support
3. reduces the positive moment at center of span
4. increases the positive moment at center of span
The correct answer is?
 
A. (1) and (3)
B. (1) and(4)
C. (2 )and (3)
D. (2) and (4)

1. humidity of atmosphere
2. passage of time
3. stress
The correct answer is?
A. (1) and (2)
B. (2)and (3)
C. only (3)
D. All (1), (2)and (3)

1. maximum bending moment
2. shear force
3. punching shear
The correct answer is?
A. only (1)
B. (1) and (2)
C. (1) and (3)
D. (1), (2) and (3)

1. bottom face near counterfort
2. top face near counterfort
3. bottom face near centre of span
4. top face near centre of span The correct answer is
A. only (1)
B. only (2)
C. both (1) and (4)
D. both (2)and (3)

1. bottom face in front counterfort
2. inclined face in front counterfort
3. bottom face in back counterfort
4. inclined face in back counterEort
The correct answer is
A. (1) and (ii),
B. (2) and (3)
C. (1) and (4)
D. (3) and (4)

1. top face parallel to the wall
2. top face perpendicular to the wall
3. bottom face paralleUo the wall
4. bottom face perpendicular to the wall
The correct answer is ?
A. only (2) is correct
B. (1) and (2)are correct
C. (3) and (4) are correct
D. only (4) is correct

1. the vertical slab is designed as a continuous slab
2. the heel slab is designed as a continuous slab
3. the vertical slab is designed as a cantilever
4. the heel slab is designed as a cantilever
The correct answer is?
A. (1) and (ii)
B. (1) and(4)
C. (2) and (3)
D. (3) and (4)

1. Factor of safety for steel should be based on its yield stress,
2. Factor of safety for steel should be based on its ultimate stress,
3. Factor of safety for concrete should be based on its yield stress,
4. Factor of safety for concrete should be based on its ultimate stress.
The correct statements are
A. (1) and (3)
B. (1) and(4)
C. (2) and (3)
D. (2) and (4)

1. to increase shrinkage
2. to decrease shrinkage
3. to increase setting time
4. to decrease setting time
The correct answer is?
A. (1) and (3)
B. (1)and(4)
C. (2)and (3)
D. (2)and (4)