A uniform ladder of length 12 mand mass 30 kg rests with one ed on rough horizontal ground and the other end against a smooth vertical wall. The ladder is indined 65°. The coefficient of friction, H, between the ladder and the ground is 0.35. A woman of mass 65 kg is slowly dimbing up the ladder. She wants to know how far up the ladder she can dimb safely. Drawa diagramshowing all the force acting on the ladder when th woman is x metres from the foot of the ladder. (a) (b) Fnd the reaction of the ground on the ladder. (c) Show that the reaction of the wall on the ladder is less than 33.25 (d) By taking moments about the base of the ladder, find how far up ladder she can dimb safely.

A uniform ladder of length 12 mand mass 30 kg rests with one ed on rough horizontal ground and the other end against a smooth vertical wall. The ladder is indined 65°. The coefficient of friction, H, between the ladder and the ground is 0.35. A woman of mass 65 kg is slowly dimbing up the ladder. She wants to know how far up the ladder she can dimb safely. Drawa diagramshowing all the force acting on the ladder when th woman is x metres from the foot of the ladder. (a) (b) Fnd the reaction of the ground on the ladder. (c) Show that the reaction of the wall on the ladder is less than 33.25 (d) By taking moments about the base of the ladder, find how far up ladder she can dimb safely.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Q: What is the largest moment that can be applied without causing motion? The disk is 50 lb and the bar…

Q: View Policies Current Attempt in Progress The 160-lb man with center of gravity Gsupports the 54-lb…

A: The greatest distance x at which the man can position himself without slipping is 2.6 feet

Q: .A cart is being pulled by a motor. The cart has a mass of m = 200 kg. The motor applies a…

A: The force applied is The mass of cart is The distance of center of mass above the floor is The total…

Q: A belt of negligible mass passes between cylinders A and B and is pulled to the right with a force…

A: Given data:

Q: Mary and her sister are playing with a cardboard box on the neighborhood hill. Mary climbs into the…

A: (a) Draw the free body diagram: Apply Newtons second law in vertical direction direction: N-mg…

Q: Don't Use Chat GPT Will Upvote And Give Handwritten Solution Please

Q: A uniform belt 36 in. long and weighing 1 lb hangs over a small fixed peg as shown in Fig. ficient…

A: Given data as per question Length of belt = 36 in Weight = 1 lb weight per unit length = 1/36…

Q: The 700 N force is applied to 100-kg block as shown in figure, which stationary before the force is…

Q: While digging a small hole prior to planting a tree, a homeowner encounters rocks. If he exerts a…

Q: Inclined Ramp A box sitting on a horizontal surface isattached to a second box sitting on an…

A: According to the given information, we know inclined Ramp A box sitting on a horizontal surface is…

Q: Determine the horizontal force required to push a 2500-lb automobile on level pavement. The auto has…

Q: in static equilibrium in the position shown? The uniform bar AB weighs 500 lb, and the weight of…

A: Weight of the bar AB .Weight of the block C .The static coefficent of static friction .

Q: 1. An S0 kg container box is resting on a wooden support as shown in the figure. The coefficient of…

A: For solution refer below images.

Q: Q4.) An 8-foot-long uniform slender rod is connected to a 20-lb. block by a cord and pulley system…

A: The length of rod is The weight of block B is .The static coefficient of friction is .

Q: A block of mass 14 kg is resting on a table is pulled by a force of 100 N. The coefficient of…

A: Given Mass, m = 14 kg Force, F = 100 N

Q: Please plot the FBDs that allow you to find the weight of block D to keep the whole system in…

Q: 2. The cart shown below has a total mass of 134 kg. Its center of gravity is located at Point G.…

A: Total mass = 134 Kg P = 632N

Q: In a hydraulic press, the small cylinder has a diamter of 1 in, while the large piston has a…

A: To Find : The force on the large piston. Given : The diameter of larger piston is d=8 in. The…

Q: Drew is pushing a 12.0-kg box on a floor until he runs into a horizontal spring. The values of force…

A: The data points are as shown below. x F -2 10 -1 10 0 10 1 15 2 20 3 25 4 30

Q: While digging a small hole prior to planting a tree, a homeowner encounters rocks. If he exerts a…

Question

A uniform ladder of length 12 mand mass 30 kg rests with one ed on rough
horizontal ground and the other end against a smooth vertical wall.
The ladder is indined 65°.
The coefficient of friction, H, between the ladder and the ground is 0.35.
A woman of mass 65 kg is slowly dimbing up the ladder.
She wants to know how far up the ladder she can dimb safely.
Drawa diagramshowing all the force adting on the ladder when the
woman is x metres fromthe foot of the ladder.
(a)
(b)
Find the reaction of the ground on the ladder.
(c)
Show that the reaction of the wall on the ladder is less than 33.25g
By taking moments about the base of the ladder, find how far up th
ladder she an dimb safely.
(d)

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 6 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, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

(5) A B $15⁰ 6 in. 100 lb D C E What is the horizontal force on block E applied by the slider D if a = 4 in.? The slider is on wheels and can translate without friction. Draw free body diagrams of ABC and BD.
A uniform ladder 5 m long and weighing 80N rests against on a vertical wall at B and one end at A (on the ground). The angle of friction at all contact surfaces is 21.8°. Find the smallest angle 0 at which the ladder can be inclined with the horizontal before it is on its verge of slipping.
Consider the system shown below. The incline plane is fixed and the coefficient kinetic friction between M and 2M is ?1, and coefficient kinetic friction between the plane and 2M is ?2. Let M=2.0kg, ?=22o, ?1=0.14, and ?2=0.25. (a) What is the magnitude of the frictional force on mass M? (b) What is the magnitude of the total frictional force on mass 2M? (c) What is the acceleration of mass M? (d) What is the acceleration of mass 2M?
Q.1) An arrangement of three boxes is shown in figure below. Box A weighs 20 N and rests on an inclined plane, while box B weighs 40 N and rests on a horizontal plane. The coefficient of friction between box A and the inclined plane is 0.25, and between box B and the horizontal plane is 0.35. The pulleys are all frictionless. Determine the range of weight of box C for which no motion will occur. -0.7 m 40 N 1 m 0.5 m 0.6 m B 20 N 0.7 m A 4 5
The boxes are at rest. The pulley is massless. Fpull makes an angle 0 with respect to the incline. (i) Draw free body diagrams for m, and m, for the situation outlined in part (ii). (ii) What maximum force, Foull, Can you apply to m, and have it remain at rest? In terms of the given information. Just give the equation (or equations) needed to solve for the force. Do not simplify or isolate for Fpull, but make sure it is the only unknown. pull Given information: B (angle of incline with horizontal) e (angle Fpull makes with incline) m, (mass of box 1) m2 (mass of box 2) H (distance m, is above the ground) • H, (static friction coefficient, incline and box 1) He (kinetic friction coefficient, incline and box 1) m1 m2
The crate pulled by a man as shown weighs 200 N. Supposed that the static friction coefficient between the contact surfaces is 0.25. Determine the following: a.) The value of angle alpha (ᾳ) to obtain the smallest possible value of the pulling force the man exerted so that the crate is on the verge of moving. b.) The smallest value of the pulling force the man exerted, c.) The normal reaction between the contact surfaces (Crate and Horizontal floor).
please include fbd
Three boxes, A, B, and C, are placed on a frictionless surface as shown in the diagram below. B A If you push on box A with a force of 8.25 N, find the contact force (in N) between each pair of boxes. Here m, = 5.20 kg, m, = 4.05 kg, and m. = 1.50 kg. contact force between A and B contact force between B and C N
Please don't provide hand written solution....
The uniform rod BC weighs 32.2 lb. The rod is connected to the frame D by a frictionless pin C and a cord AB as shown. Calculate the maximum value of the applied force P for which rod BC will not “rise up”.
A block and sphere are connected by a cord that passes over a pulley as shown. Neglect friction and assume the cord is massless. Take m1 = 2.00 kg, m2 = 7.65 kg, and ? = 49.0°. A triangular structure is oriented such that its base rests upon a horizontal surface, its left side is perpendicular to its base, and its right side forms an incline of angle ?. A pulley is attached to the structure's apex. Two objects are connected by a cord that passes over the pulley. A circular object labeled m1 is attached to the to the left end of the cord and hangs freely. A rectangular object labeled m2 is attached to the end of the cord and rests upon the incline. (a) What are the magnitude of acceleration (in m/s2) of the block and sphere? _____m/s2 (b) What is the tension (in N) in the cord? (Enter the magnitude.) ____N (c) What is the speed (in m/s) of each object 2.25 s after being released from rest? ____m/s (d)What If? If the incline under m2 is rough, what is the minimum value…
A 35-kg child rides on a 10-kg bicycle with 500-mmdiameter wheels. Determine the horizontal force necessary to push the child and bicycle On a level sidewalk.Neglect all friction except rolling resistance.