menu
bartleby
search
close search
Hit Return to see all results

В1.3mA1.2 mFig. P4.169

Question

The uniform, 20-kg bar is placed between two vertical surfaces. Assuming sufficient friction at A to support the var, find the magnitudes of the reactions at A and B.

В
1.3m
A
1.2 m
Fig. P4.169
help_outline

Image Transcriptionclose

В 1.3m A 1.2 m Fig. P4.169

fullscreen
check_circleAnswer
Step 1

The following information has been provided to us

The uniform 20-kg bar that is placed between two vertical surfaces, support A has sufficient friction to support the bar.

В
1.3 m
А
-1.2 m-
help_outline

Image Transcriptionclose

В 1.3 m А -1.2 m-

fullscreen
Step 2

The roller support at B will exert have one reaction in horizontal direction while the support at A will have two reactions one in horizontal and other in vertical direction and can be shown as follows:

Bx
0.65 m
0.65 m
W m g
Ax
FREE BODY DIAGRAM
help_outline

Image Transcriptionclose

Bx 0.65 m 0.65 m W m g Ax FREE BODY DIAGRAM

fullscreen
Step 3

Completing the right-angle...

B
1.3 m
0.5 m
1.2 m
Side BC 0.5 m, using Pythagoras theorem
hyp2-base2 perp2
(1.3)'= (1.2) +(BC)
BC 0.5m
CC
help_outline

Image Transcriptionclose

B 1.3 m 0.5 m 1.2 m Side BC 0.5 m, using Pythagoras theorem hyp2-base2 perp2 (1.3)'= (1.2) +(BC) BC 0.5m CC

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Our solutions are written by experts, many with advanced degrees, and available 24/7

See Solution
Tagged in

Engineering

Civil Engineering

Solid Mechanics

Related Civil Engineering Q&A

Find answers to questions asked by student like you

Show more Q&A add
question_answer

Q: The cmposite beam is made of 6061-T6 aluminum (A) and C83400 red brass (B). The the height, h=40mm, ...

A: Section Properties : For transformed section:

question_answer

Q: What is D30 (or D10 or D 60)?

A: D10, D30, D60 refers to:D10 = particle size (diameter in mm) at which 10% of soil mass finer than th...

question_answer

Q: 14.3 lb of cement is used to make three 6x12-in. cylinders. How many sacks are required per cubic ya...

A: The diameter of the cylinder (d) is 6 in..The height of the cylinder (h) is 12 in..Calculate the vol...

question_answer

Q: A simply supported beam spans L=28ft. A 3/4 inch thick steel plate with a width of b1=3.2ft, and a l...

A: Calculate the weight of the plate:

question_answer

Q: Correlation between dry unit weight and total unit weight (use w)?

A: Write the formula for dry unit weight.

question_answer

Q: Determine the state of stress a point A on the cross section a-a, finding the normal and shear stres...

A: Show the free body diagram of the beam and section a-a as in Figure (1).

question_answer

Q: Give one or two possible identifications for each of the following. Provide a group symbol and descr...

A: Solution to the given scenario:The size of the gravel is larger and the size which is greater than 2...

question_answer

Q: subject : Geotechnical Design Book : PRINCIPLE OF FOUNDATION ENGINEERING

A: We are given the following data 

question_answer

Q: A landfill receives 10000tons/day of waste. This receipt rate increases  10% per year. The landfill ...

A: Consider landfill emission constant as 0.305 per year.Consider generation potential as 100 m3/tonne.

Sorry about that. What wasn’t helpful?