WorksheetsConstruction Beams
Total questions: 38
Worksheet time: 19mins
What is the purpose of shear force in simply supported beams?
To increase the weight of the beam
To distribute reactions at the supports
To resist bending due to applied loads
To connect the beam to the columns
What are 'reaction forces' in simply supported beams?
Forces that hold the beam together
Forces exerted by the beam on the supports
Forces applied by external weights
Forces that paint the beam
How is a simply supported beam held up?
A) By a single support in the middle
B) By supports only at the ends
C) By floating in air
D) By being attached to a wall
What is the term used for the force at each support of a beam?
A) Pressure force
B) Balanced force
C) Reaction force
D) Gravitational force
What is a common application of simply supported beams in construction?
Building roofs
Bridge girders
Elevator shafts
Swimming pools
What happens to the downward force on the beam shown in the diagram?
It causes the beam to move downwards
It is balanced by the left and right reactions
It is only balanced by the left reaction
It is unbalanced and causes rotation
What is the term used to describe the application of load in just one place on the beam?
Distributed loading
Point loading
Uniform loading
Central loading
If the force F is applied at the center of the beam, and L1 equals L2, what is the reaction force R1 equal to?
R1 = F / 2
R1 = F * L1
R1 = (F * L2) / L
R1 = L1 + L2
What is the sum of the reaction forces R1 and R2 equal to?
F / L
L1 + L2
F
L
What is the reaction force R1 for the beam shown in the diagram if the total downward force is 200N and it is located 0.5m from R1 and 1.5m from R2?
150N
200N
300N
500N
What is the reaction force R2 for the beam shown in the diagram if the total downward force is 200N and it is located 0.5m from R1 and 1.5m from R2?
100N
150N
200N
50N
What type of force occurs at the top of the beam when it is loaded?
Tension
Shearing
Bending
Compression
Where does bending occur in a loaded beam?
At the top of the beam
At the bottom of the beam
Along the beam depending on the distance of the force from the ends
At the ends of the beam
Which force is experienced at the bottom of the beam when it is subjected to loading?
Compression
Shearing
Bending
Tension
How can shear force be represented?
Using a bending moment diagram
With a free body diagram
On a shear force diagram
Through a stress-strain graph
What is a bending moment in the context of a beam?
The force applied at the ends of the beam
The resultant turning moment due to all the forces acting on one side of a point on the beam
The length of the beam
The weight of the beam
Which type of bending moment is considered positive?
Hogging
Twisting
Sagging
Bending
What does a hogging bending moment do to a beam?
Makes it straighter
Bends it upwards
Bends it downwards
Shortens it
What does UDL stand for in the context of engineering?
Uniformly Distributed Load
Uniformly Directed Light
Unified Design Limit
Underlying Distribution Layer
What is the reaction at the supports R_A and R_B for a uniformly loaded beam?
R_A = R_B = Wl/2
R_A = R_B = Wl
R_A = R_B = W/2l
R_A = R_B = 2Wl
In a uniformly loaded beam, if the beam itself has mass and weight, what does the uniform load represent?
The weight per metre along the length of the beam
The concentrated point loads at the ends of the beam
The variable load distributed at specific points
The structural integrity of the beam
What does UDL stand for in the context of the diagram shown?
Uniform Direct Load
Uniform Distributed Load
Unified Dimensional Load
Underlying Design Load
According to the diagram, what is the formula for the reaction at point A, R_A?
R_A = W/2
R_A = W
R_A = 2W
R_A = W/4
What is the shearing force at section XX according to the diagram?
10 N
0 N
5 N
20 N
What does the shear force diagram show at the points of support?
Maximum shear force
Zero shear force
Constant shear force
Negative shear force
What is the shear force at the midpoint of the beam according to the diagram?
Maximum shear force
Zero shear force
Negative shear force
Positive shear force
How is the line representing the shearing force described in the diagram?
It is a horizontal line
It is a vertical line
It is a sloping line
It is a curved line
What shape is the bending moment diagram shown in the image?
Linear
Parabolic
Circular
Triangular
At what point does the bending moment diagram reach its maximum value?
At point A
At point B
At the midpoint between A and B
At the endpoints
What is the total uniformly distributed load (UDL) acting on beam section BC in the diagram?
108 kN
36 kN
12 kN
96 kN
How far is point C from point A in the diagram?
9 m
11 m
2 m
3 m
What is the reaction at point D according to the calculations provided?
96 kN
81 kN
45 kN
24 kN
What is the shear force when x is 1, according to the given conditions?
76 kN
82 kN
88 kN
96 kN
How is the shear force calculated for the range 2 ≤ x ≤ 9?
81 - 12x
36 - 12x
81 - 12x - 45
36 - 12x + 45
If x equals 10, what is the shear force from the given formula?
24 kN
120 kN
204 kN
96 kN
What is the force at point B in the diagram showing the combination of point and uniformly distributed loading?
81 kN
57 kN
12 kN
24 kN
How far is point C from point A in the diagram?
2 m
5 m
9 m
11 m
What is the total length of the beam shown in the diagram?
5 m
9 m
11 m
14 m
