Question: Independent displacement components at each joint of a rigid-jointed plane frame are_________________?

• 1. three linear movements
• 2. two linear movements and one rotation
• 3. one linear movement and two rotations
• 4. three rotations

Question: Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is__________________?

• 1. 2
• 2. 3
• 3. 6
• 4. 8

Question: If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by__________________?

• 1. m + r + 2j
• 2. m – r + 2j
• 3. m + r – 2j
• 4. m + r – 3j

Question: The number of independent equations to be satisfied for static equilibrium of a plane structure is__________________?

• 1. 1
• 2. 2
• 3. 3
• 4. 6

Question: To generate the j the column of the flexibility matrix________________?

• 1. a unit force is applied at coordinate j and the displacements are calculated at all coordinates
• 2. a unit displacement is applied at co-ordinate j and the forces are calculated at all coordinates
• 3. a unit force is applied at coordinate j and the forces are calculated at all coordinates
• 4. a unit displacement is applied at co-ordinate j and the displacements are calculated at all co-ordinates

Question: The force in AC of the truss shown in the given figure, is_________________?

• 1. 5t tension
• 2. 4t tension
• 3. 4t compression
• 4. 5t compression

Question: The maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l and rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance_______________?

• 1. l/4
• 2. h/4
• 3. l
• 4. l

Question: For calculating the permissible stress 0 y /[(1 + a(l/r)²] is the empirical formula, known as__________________?

• 1. Straight line formula
• 2. Parabolic formula
• 3. Perry’s formula
• 4. Rankine’s formula

Question: For beams breadth is constant__________________?

• 1. Depth d M
• 2. Depth d 3
• 3. Depth d
• 4. Depth d 1/M

Question: A short column (30 cm × 20 cm) carries a load P 1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be______

• 1. 2/3
• 2. 3/2
• 3. 8/5
• 4. 5/8