Q2Figure Q2 below show the 80kg man climbs up the ladder and stops at the positionshown after he senses that the ladder is on the verge of slipping. Neglect the weight ofthe ladder.a) Illustrate all the forces in free body diagram.b) Determine the and coefficient of static friction ( us) between the friction pad at Aand ground if the inclination of the ladder is 0= 60° and the wall at B is smooth.The centre of gravity for the man is at GG 3 m1 mFIGURE Q2

Answered: Image /qna-images/answer/3a82aae5-25af-429c-99b5-12104be1dfe5.jpg

b) Determine the and coefficient of static friction ( us) between the friction pad at A and ground if the inclination of the ladder is e= 60° and the wall at B is smooth. The centre of gravity for the man is at G G 3m 1 m FIGURE Q2

b) Determine the and coefficient of static friction ( us) between the friction pad at A and ground if the inclination of the ladder is e= 60° and the wall at B is smooth. The centre of gravity for the man is at G G 3m 1 m FIGURE Q2

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: The uniform 20-pound ladder is balanced in the rough floor with ms = 0.8 static friction coefficient…

A: We have to determine the value of horizintal force P that the man needs to apply to the ladder to…

Q: The uniform 20-lb ladder rests on the rough floor for which the coefficient of static friction is…

Q: Determine the minimum weight, W, of the hanging block B to maintain equilibrium of the system given…

A: Given- wt of block A = 100 N Coefficient of friction between block A and the incline =…

Q: determine (a) the slope at end C, (b) the deflection at end C W = P L A B P L/2L/2— C

A: Find Slope at C (θc) = ? Deflection at C (δc) = ? Let's solve given question using Macaulay…

Q: The 100-lb boy at A is suspended from the cable that passes over the quarter circular cliff rock.…

A: Draw the free body diagram.

Q: The uniform 20-pound ladder is balanced on the rough floor with ms = 0.8 static friction coefficient…

Q: 10 kN 30 kN. m |A D BA to C 2 m - 2 m - 2 m 5 kN 5 kN

Q: 1. The 1.2.kg slider is released from rest in position A and slides without friction along the…

A: Given, Spring constant k=24 kN/mm=1.2 kg hA-hB=4.5 mg=10m/sec2

Q: H.W Determine the distance s to which the 90-kg painter can climb without causing the 4-m ladder to…

A: Given:- The mass of the painter = 90 kg The length of the ladder = 4 m The mass of the ladder = 15…

Q: 5. Determine the distance s to which the 70 kg painter can climb without causing the 4 m ladder to…

Q: B A 25° |55° FIG. P-309.

Q: -Determine the greatest angle u so that the ladder does not slip when it supports the 75-kg man in…

Q: Calculate the coefficient of static friction at A when the ladder will slip. Ladder uniform weight…

A: Friction is the force between the surface when the surface is just before the sliding over the other…

Q: 4. If the coefficient of static friction M0.35, will the box move? S2N 20kg

Q: sestion 6 e coefficient of static friction for both wedge surfaces is 0.39 and that between the…

A: Given Coefficient of static friction=0.39 Mass of concrete block=36kg

Q: Blocks A and B have masses of 10 kg and 20 kg respectively. The coefficient of static friction…

A: Solution: Given Data MA=10 kgMB=20 kgμ1=0.20μ2=0.10μ3=0.15

Q: A rectangular plate 0f 7 ft by 3.5 ft at an angle 450 with the horizontal, and the 7 ft side is…

A: Given data: a) Calculating at free water surface:

Q: Two blocks A and B have a weight of 10 lb and 6 lb, respectively. They are resting on the incline…

Q: 5- Find the vertical movement of the roller (c) in fig shown : E=2 10 MPa 50 kN A=300 mm? 3m b 2 m

A: The given data is: E=2.105 MPaA=300 mm2 L=3 mm2 The FBD of the beam is shown below:

Q: The uniform 20-lb ladder rests on the rough floor for which the coefficient of static friction is μs…

A: The given data is shown below:

Q: If the spring in (Figure 1) is compressed 3.2 in. against the 0.5-1b block and the block is released…

A: Given: The weight of the block is 0.5 lb. The value of x is 0.5 ft. The spring constant is 5 lb/in.…

Q: he 14-m slender beam has a mass of 65 kg and is released from rest in the horizontal position with…

A: GIVEN- Length of the slender beam -14m Mass =65 Kg θ=0 Coefficient of Static Frictionμ=0 The…

Q: 7.8 m A Q-2 Q-2: The uniform thin pole has a weight of 180 N and a length of 7.8 m. It is placed…

A: (a) If d = 3.6 m and μ = 0.27, will the pole remain in this position when it is released? (b) If μ =…

Q: Q2: Using the slope deflection method, determine the moments at A, B, and C and the support…

A: Given system:

Q: The block A and the wedge B weighs 100 kN and 40 kN, respectively. The coefficient of friction for…

A: Given: Given:WA=100KNWB=40KNμ=0.268Block ACalculate the force:FA=μRA =0.268×RAFAB=μRAB…

Q: 3. The 50-kg uniform pole is on the verge of slipping at A when 0 = 45°. Determine the coefficient…

Q: The coefficient of kinetic friction under the sliding supports at A and B is 0.30. What is force P…

A: Solution: Given Data: Coefficient of friction, μk=0.3Weight of door, W=600 lbAccleration, a=8.05…

Q: 20 kN 24 kN/m 16 kN/m 5 m A 3.0 m - - 3.0 m 31

A: An indeterminate frame structure is given and it has been asked to determine moment in member AB.…

Q: If the coefficient of static friction at all contacting surfaces is µ,, determine the inclination 0…

Q: Two blocks A and B have a weight of 10 lb and 6 lb, respectively. They are resting on the incline…

Q: 3. The 180 lb man climbs up the ladder and stops at the position shown after he senses that the…

A: Free body diagram of given question

Q: The 180-lb man climbs up the ladder and stops at the position shown after he senses that the ladder…

Q: c kN d kN/m B 3 m

Q: The motor winds in the cable with a constant acceleration, such that the 20-kg crate moves a…

Q: 3. The uniform 20-lb ladder rests on the rough floor for which the coefficient of static friction is…

Q: The uniform thin pole has a weight of 30 lb and a length of 26 ft. If it is placed against the…

A: Given: The uniform thin pole has a weight of 30 lb and a length of 26 ft. If it is placed against…

Q: The tank in the figure is 3m wide holding seawater. Compute for the resultant force in kN and the…

Q: If the center of gravity of the stacked tables is at G, and the stack weighs 100 lb, determine the…

Q: Determine the greatest angle θ so that the ladder does not slip when it supports the 75-kg man in…

A: Given: The mass of the man is 75 kg. The coefficient of static friction is 0.3.

Q: : Knowing that the value of the concentrated loads P 8kN, determine the slope and deflection at C by…

A: The moment area theorem works on two principle: The change in the slope between two points on a…

Q: Blocks A and B weigh 20 lb each, block C weighs 14 lb, and block D weighs 16 lb. A downward force of…

A: 1. Calculate the acceleration of block A in ft/sec 2. Calculate the acceleration of block C in…

Q: The man has a weight of 200 lb, and the coefficient of static friction between his shoes and the…

A: GIven data: Weight of man W= 200 lb Coefficient of friction μs= 0.5 height h= 3ft Free-body…

Q: Determine the minimum force P needed to push the tube E up the incline. The force acts parallel to…

Q: determine the position and acceleration of slider A when v = 0.

Q: The 180-lb man climbs up the ladder and stops at the position shown after he senses that the ladder…

Q: coefficient of friction between the ladder and the surface at A and B is 0.25. Determine th ntal…

A: Given:- W=600N coefficient of friction between ladder and surface at A and B=0.25 To find:-…

Q: Problem 3. The ladder has a uniform weight of 80 lb and rests against the smooth wall at B. If the…

A: For a ladder of weight 80lb, if the motion of ladder restrain, then the angel of inclination with…

Q: The 180-lb man climbs up the ladder and stops at the position shown after he senses that the ladder…

A: Consider the free body diagram of the ladder and the man. Consider the summation of forces the…

Q: 3. Two blocks A and B are connected by a horizontal bar whose mass is negligible. The mass of block…

Q: . Determine the maximum weight, W, of the hanging block B to maintain equilibrium of the system…

Concept explainers

Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.

Question

Q2
Figure Q2 below show the 80kg man climbs up the ladder and stops at the position
shown after he senses that the ladder is on the verge of slipping. Neglect the weight of
the ladder.
a) Illustrate all the forces in free body diagram.
b) Determine the and coefficient of static friction ( us) between the friction pad at A
and ground if the inclination of the ladder is 0= 60° and the wall at B is smooth.
The centre of gravity for the man is at G
G 3 m
1 m
FIGURE Q2

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

Determine the greatest angle θ so that the ladder does not slip when it supports the 75-kg man in the position shown. The surface is rather slippery, where the coefficient of static friction at A and B is μs = 0.3.
The 180-lb man climbs up the ladder and stops at the position shown after he senses that the ladder is on the verge of slipping. Determine the coefficient of static friction between the friction pad at A and ground if the inclination ofthe ladder is θ = 60° and the wall at B is smooth. The center of gravity for the man is at G. Neglect the weight of the ladder.
Statics Please help Consider the ladder with dimensions to the right. It has a mass of 10 kg concentrated in the middle of the ladder. The friction between the ladder and the and ground and the ladder and the wall is ???? = 0.2. a.) Determine the minimum angle theta where the ladder does not slip.
1. The boom of the wall crane 4m long is held at right angles to the wall by a wire that is attached to the wall 3m above the foot of the boom. If the load lifted is 45000N, find the tension in the wire and the compression force in the boom Neglect the weight of the boom. Draw the FBD
QUESTION-1: Draw the bending moment diagram of the system under the influence of external loads below. Calculate the vertical displacement value at the intersection of the horizontal beam and vertical column member? (EI= 50000kNm2)
A uniform 50-kgf board rests on rough supports located at A and B in the figure. Thefriction coefficient μs=0.60 on both contact surfaces. If a man weighing 80 kgfpulls on the rope with a force of 40 kgf, determine:a) The angles "min" minimum and "max" maximum for which the system is in equilibrium.b) The minimum coefficient of friction that must exist between the soles of the man's shoes andthe soil for each of the cases in section a.
ENGINEERING MECHANICS (No lng explanation needed. Write the complet solutions and legibly. Rate will be given) Determine the maximum mass (kg) that can be lifted at E if the 8-HP motor A has a maximum rotation speed of 300 rpm where the diameter of the shaft AB and CE are 10 mm and 15 mm, respectively The allowable shearing stress is 1 GPa with F.S. of 1.2 for both shafts. Neglect the deformation of the cable at E. Where: Radius of the gear at B, rB = 100mm Radius of the gear at C, rC = 150mm
The system is released from rest with the cable taut. The mass of blocks A and B are 54 kg and 25 kg, respectively. For the friction coefficients ?s = 0.25 and ?s = 0.2, calculate the tension in the cable in Newton. Neglect the small mass and friction of the pulleys. Use g = 9.81 m/s2
The 450N plate is attached to collars which may slide on the vertical rod. If the coefficient of static friction is 0.4 between both collars and the rod determine the maximum supporting force available from friction when F = 200N; a = 2.75m , b = 4.5m , c = 2m Show solution, the answer is 168.75
The maximum force that holds the 4-m-width gate in Figure Q2 (b) close is 50 kN. If oil is being added steadily, determine the maximum h before the gate starts to open. SGoil = 0.86.
Very urgent. The box in the figure is connected by a cable from point A to point B. If the stress T in the cable is 5kN, calculate the Moment Mo of this force to point C. A(0,0,5m), B(2m,5m,0), C(4m,0,0)
Situation 11 An overhang beam is loaded as shown below. The beam cross-section was built by attaching two (2) channels to a 9mm thick plate using 16mm rivets The property of the channel is given: Determine the location of the maximum moment on the beam in meters. Determine the maximum moment, in kN-m, on the beam