The wood beam in (Figure 1) is subjected to a load of P =15 kN. Grains of wood in the beam at point A make anangle of 25° with the horizontal as shown.FigureP-2 m-1 m-25°f75 mm4 m+300 mm1200 mm<1 of 1>Part ADetermine the normal and shear stress that act perpendicular to the grains due to the loading.Express your answers in megapascals to three significant figures separated by a comma.Ơn, Tn =SubmitProvide Feedback17 ΑΣΦRequest Answer↓↑ vec2?MPa

Given data with the suitable variables. P=15 kNβ=25° It is required to determine the normal and…

Answered: The wood beam in (Figure 1) is…

The wood beam in (Figure 1) is subjected to a load of P = 15 kN. Grains of wood in the beam at point A make an angle of 25° with the horizontal as shown.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.3.7P: The normal and shear stresses acting on element A are 6500 psi, 17,300 psi, and 2900 psi (see the...

See similar textbooks

Related questions

Q: 1. Compute the magnitude and direction for the reactions at the supports to maintain the beam in…

Q: 1. A bowling ball weighing W = 16 pounds is suspended from the ceiling through a spring. At…

A: W=16 pounds∆L=8 in∆y=3 iny˙0=2 ft/sAir resistance, c=7 lb/ft/sg=32 ft/s2

Q: Determine the magnitudes of the reactions at A and B on the beam subjected to the point and…

Q: Q-05 A) D B) O C) O D) O )0 A particle of mass m suspended by a cable of length L to form a pendulum…

Q: Use the Lagrange multipliers approach and determine the value of "x" needed for the area of the…

A: Area of the rectangular shape=Ar=xy Area of the half circular shape=Ac=12[π4(x)2] The perimeter of…

Q: The force in the rope if F= 500 N. The dimensions of the beam are: AC-2 m, AD= 3 m, DB-2.5 m, h= 1 m…

A: According to the given data All the free-body diagrams are drawn below We need to find Which…

Q: A rigid block of mass ? is mounted on four elastic supports, as shown in the figure. A mass ? drops…

Q: Water, initially a saturated liquid at 100°C, is contained in a piston-cylinder assembly. The water…

Q: A pressure-vessel head is fabricated by gluing the circular plate to the end of the vessel as shown…

A: Given:Internal pressure in the cylinder, P=450 kPa=450*103 PaThickness of the circular plate, t=10…

Q: 2) A body of weight 300 N was resting on a rough plane inclined to the horizontal at an angle whose…

A: W=300Ntanθ=46when The body is placed on a horizontal surface of the same roughness.ϕ=52oNote…

Q: 16-23. If the motor turns gear A with an angular acceleration of αA = 3 rad/s² the angular velocity…

A: Given data αA=3 rad/sec2ωA=60 rad/sec

Q: The energy required to cut into some material is 17J. The length of the blade is 110mm and the…

A: To find: The value of cutting force and the friction force. Given: The value of energy required to…

Q: 1. What percentage of total Fe 3 C is present in a steel with 1.15 wt% C at 726.9 o C? 2. What…

A: Given: From the given Fe-C phase diagram, Eutectoid composition, CE = 0.77 wt%C Composition of total…

Q: 4. (Section 17.2) Find the work done by a force field F(x, y) = yî + e²x in moving a particle from…

A: Force field is given by F→(x,y)=yi∧+e2xj∧ Particle move from (-1,3) to (2,12) then back to (-1,3)…

Q: The rotation angle of the joints is still needed.

Q: Pro 1 Determine the force in each member of the truss and state if the members are in tension or…

Q: Determine the state of stress on an element if it is oriented 30° clockwise from the element shown…

Q: Air in a piston expands from 8 MPa to 150 kPa. The initial piston volume and temperature are 0.05 m3…

Q: 14-11. The 20-lb block B rests on the surface of a table for which the coefficient of kinetic…

Q: • A 1.8 [m] drainage conduit is shown in the figure. The pipe is half full of water at rest. •…

A: L=1.8mlBC=0.3m

Q: The crate in (Figure 1) has a center of gravity at G. Figure P 4.5 ft 2.5 ft 3.5 ft 1 of 1 Part A…

Q: 4.12 For the loaded area with uniform pressure on the ground surface with Aqs=100 kN/m2 as shown in…

A: To Find : The increment in vertical stresses at 5 m below point A. Given : The uniform pressure on…

Q: The uniform pole in (Figure 1) has a weight of 30 lb and a length of 26 ft. The coefficient of…

A: The weight of pole W=30 lb The length of the pole l=26 ft The coefficient of static friction between…

Q: Compute the horizontal reaction (Cx) in the the structure shown below W=1K/FT. Cx= 3.5 K (to the…

Q: A flat wall is exposed to an environmental temperature of 38°C. The wall is covered with a layer of…

A: Environmental temperature Te= 38°C = 311 K Thickness of insulation =2.5 cm Thermal conductivity =…

Q: Calculate the ionic characterisation value for two elements with electronegativity of 0.7 and 3.98.…

A: two elements electronegativity x1=0.7 x2=3.98

Q: In the figure shown below, an open manometer is connected to a pipe to measure the pressure at A.…

A: Given:Specific gravity of oil, SGoil=0.85x=334 mm=0.334 my=400 mm=0.4 mAtmospheric pressure,…

Q: PROBLEM: A reheat cycle with two stages of reheating is executed with steam expanding initially from…

Q: The current in an inductor decreases linearly from 2 mA to zero in 4 ms. Calculate the average emf…

Q: (i) Strut CD is a tubular member of circular cross-section, external diameter 150mm and wall…

A: Strut CD is a tubular member of circular cross-section, θ = 30° Do = 150 mm Wall thickness t =10 mm…

Q: Problem 10.3 P=2 psig P=0 psig R₂ = 21 in weld D=13.25 in (inner diameter) A carbon steel, 14-in O.D…

A: OD = 14 in. ID = 13.5 in.

Q: The steam at a pressure of 100 bar and 500°C is supplied to a steam turbine. It comes out at 0.07…

Q: Review If the front casters contact a high step, and the coefficient of static friction between the…

A: This question is based on the concept of classical mechanics.

Q: Q5) == 1.5 m 20 m B | P = 4 KN The towline exerts a force of P = 4 kN at the end of the 20-m-long…

A: Given: The force P=4 kN=4000 N The length of the crane boom l=20 m The distance =x=63m The angle θ

Q: A thick cylinder of 0.5 m external diameter and 0.4 m internal diameter is subjected simultaneously…

A: A cylinder whose diameter to thickness ratio is less than 20 is termed as thick cylinder.

Q: Write the differential equation of motion for the system shown in the figure below. Determine the…

A: The given information in the problem is shown in the following attached image:

Q: The crank OA of the offset slider-crank mechanism rotates with a constant clockwise angular velocity…

Q: Problem 1 (9.65) Determine the location of the centroid of the area shown in the figure below. Note…

Q: Required information The cantilevered bar in the figure is made from a ductile material and is…

A: To Find : The magnitude for stress σx acting on the critical stress element. Given : The force are…

Q: Determine the components of the reactions at A and B if the vertical force P=750 N is applied at D…

A: According to the given data P= 750N a = 260mm b= 390mm c=260mm We need to find Reactions at points A…

Q: 15.39 Collar A moves up with a velocity of 3.6 ft/s. At the instant shown when 0 = 25°, determine…

A: Given data:- Collar, A velocity =3.6 ft/s. θ=25° To find:- the angular velocity of rod AB the…

Q: The engineering stress-engineering strain tensile curve for a stainless steel type 304 alloy is…

A: According to the given data A stress-strain diagram is provided We need to find K and n

Q: Primary units Quantity weight EXERCISE: Complete the table below: velocity acceleration mass : kg…

A: Complete the table below,

Q: Determine the towing force F required to move the car if the back brakes are locked, and the front…

A: Consider the free body diagram of the car as shown below.

Q: Consider a thin-walled tube of 10 mm diameter and 2 m length. Water enters the tube from a large…

A: To Find : The outlet temperature of the water. Given : The diameter and lenght of thin tube are d=10…

Q: A cap plate at the bottom of the brace distributes the load P = 660 kN to four flange plates…

Q: Explain Reciprocating pump? List the components of a reciprocating pump and briefly describe each…

A: We will discuss about the reciprocating pumps .

Q: What is the maximum amount of Zinc Stearate (PL =

A: This question is based on the concept of rule of mixtures.

Q: A reversible power cycle whose thermal efficiency is 43% receives 50 kJ by heat transfer from a hot…

A: Given: The thermal efficiency of the cycle is η=43%=0.43. The heat transfer from a heat reservoir is…

Q: Draw a diagram of the gray and nodular gray cast iron's substructure. 2. Comment on the gray…

A: Given data:- gray and nodular gray cast iron gray wrought iron's To be explained:- Draw a diagram…

Question

The wood beam in (Figure 1) is subjected to a load of P =
15 kN. Grains of wood in the beam at point A make an
angle of 25° with the horizontal as shown.
Figure
P
-2 m-1 m-
25°
f
75 mm
4 m
+
300 mm
1
200 mm
<
1 of 1
>
Part A
Determine the normal and shear stress that act perpendicular to the grains due to the loading.
Express your answers in megapascals to three significant figures separated by a comma.
Ơn, Tn =
Submit
Provide Feedback
17 ΑΣΦ
Request Answer
↓↑ vec
2
?
MPa

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: Given data

VIEW

Step 2: Reaction from supports

VIEW

Step 3: Reactions at A

VIEW

Step 4: Bending and Shear stress

VIEW

Step 5: Normal and shear stress calculation on the grain.

VIEW

Solution

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 6 steps

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

Solve the preceding problem if F =90 mm, F = 42 kN, and t = 40°MPa
A simply supported beam is subjected to point load P at mid-span. The normal stress on an element at mid-span is known to be ??x= 1.5 ksi. Determine the element stresses lilt is rotated through angle ? = 450• Show these stresses on a sketch of an element oriented at that angle.
A steel punch consists of two shafts: upper shaft and lower shaft. Assume that the upper shaft has a diameter d1= 24 mm and the bottom shaft has a diameter d2= 16 mm. The punch is used to insert a hole in a 4 mm plate, as shown in the figure. If a force P - 70 kN is required to create the hole, what is the average shear stress in the plate and the average compressive stress in the upper and lower shaft of the punch?
A simply supported wood beam is subjected to point load P at mid-span. The stresses on element C are known to be ??x=-92 psi and txy= -7 psi. Find the principal stresses on the element and show them on a sketch of a properly oriented clement.
- A specimen used in a coupon test has norm al stress ??. = 15 MPa (see figure). Using Mohr’s circle, find the state of stress on the element oriented at angle ? = 20° and show the full stress state on a sketch of a properly oriented element.
The propeller shaft of a large ship has an outside diameter 18 in. and inside diameter 12 in,, as shown in the figure. The shaft is rated for a maximum shear stress of 4500 psi. If the shaft is turning at 100 rpm, what is the maximum horsepower that can be transmitted without exceeding the allowable stress? If the rotational speed of the shaft is doubled but the power requirements remain unchanged, what happens to the shear stress in the shaft?
The stresses acting on a stress element on the arm of a power excavator (see figure) are ax= 52 MPa and txy= 33 MPa (sec figure). What is the allowable range of values for the stress if the maximum shear stress is limited to = 37 MPa?
A tie-down on the deck of a sailboat consists of a bent bar boiled at both ends, as shown in the figure. The diameter dBof the bar is 1/4 in., the diameter D Wof the washers is 7/8 in., and the thickness is of the fiberglass deck is 3/8 in. If the allowable shear stress in the fiberglass is 300 psi, and the allowable bearing pressure between the washer and the fiberglass is 550 psi, what is the allowable load P allowon the tie-down?
-4. - An element in plane stress is subjected to stresses ??x= 105 MPa, ??y= 75 MPa, and sxy= 25 MPa (see the figure for Problem 7.3-1). Determine the principal stresses and show them on a sketch of a properly oriented element.
Three round, copper alloy bars having the same length L but different shapes are shown, in the figure. The first bar has a diameter d over its entire length, the second has a diameter d over one-fifth of its length, and the third has a diameter d over one-fifteenth of its length. Elsewhere, the second and third bars have a diameter Id. All three bars are subjected to the same axial load P. Use the following numerical data: P = 1400 kN, L = 5m,d= 80 mm, E= 110 GPa. and v = 0.33. (a) Find the change in length of each bar. (b) Find the change in volume of each bar.
A single steel strut AB with a diameter (a) Find the strut force Fs and average normal stress ds= 8 mm supports the vehicle engine hood of a in the strut. mass 20 kg that pivots about hinges at C and D (see (b) Find the average shear stress t aver in the bolt at A,figure parts a and b). The strut is bent into a loop at (C) Find the average bearing stress bon the bolt at A. its end and then attached to a bolt at A with a diameter db= 10 mm. Strut AB lies in a vertical plane.
Solve the preceding problem for the following data: diameter LO m, thickness 48 mm, pressure 22 MPa, modulus 210 GPa. and Poisson's ratio 0.29