The rigid bars AC and EDB are pinned to a wall at A and E, respectively, and pinned together at B. Bar AC is subjected to a triangular distributed load with ? = 6kN/m. Consider the following...

The hand below pulls on the handle bar with a force F. The point of application of the force is at A. The magnitude of the force is 110 N, and its direction is described by the unit vector u = (2/3i...

A ship travels 100 km at a bearing of N60E and then turns and travels 80 km at a bearing of S20E before reaching its destination. Suppose the ship travelled directly from its starting point to its...

Consider a cylindrical batch reactor that has one end fitted with frictionless piston attached to a spring (Firgure P4-10C) The reaction with the rate expression is taking place in this type of...

Suppose 1.00 mol superheated ice melts to liquid water at 25 o C. Assume the specific heats of ice and liquid water have the same value and are independent of temperature. The enthalpy change for the...

Bobs A and B of mass m A and m B (m A >m B ) are connected to an inextensible light string of length I that passes through the smooth ring at C. If bob B moves as a conical pendulum such that A is...

A pond has a surface area of 1.0 acre. A stream flows into the pond at a steady flow rate of 1.20cfs (cubic feet per second) for the entire year. The evaporation rate, also steady for the entire...

Two cylindrical pressure vessels made of the same unidirectional lamina but with different fiber orientations were loaded as shown in Fig. P4.43 gave the following strain readings. Cylinder A...

Operation of a simple double-pipe heat exchanger. A cold-water stream, 5400 lb m /hr at 70 0 F, is to be heated by 8100 lb m /hr of hot water at 200 0 F in a simple double-pipe heat exchanger. The...

Lotts Company produces and sells one product. The selling price is $10, and the unit variable cost is $6. Total fixed cost is $10,000. Unless otherwise instructed, round all total dollar figures...

A video conference application wants to keep the end-to-end packet delay below 200ms, and at a rate of at least 1Mb/s. The packets are all 10,000bits long and pass through 9 routers (and therefore...

Research various planned and unplanned occurrences of information unavailability in the context of data center operations.

The photoelectron spectrum of CO has four major peaks with ionization energies of 14.5, 17.2, 20.1, and 38.3 eV. Assign these peaks of molecular orbitals of CO, and prepare a quantitative energy...

The shearing mechanism is used to quickly cut long sections of extruded plastic into 1-inch pieces. In order to make a nice smooth cut, the motor must turn the crank at 300 rpm. At the instant shown,...

Determine the average punching shear stress the circular shaft creates in the metal plate through section AC and BD. Also, what is the maximum bearing stress developed on the surface of the plate?...

The speed at which you can log into a website through a smartphone is an important quality characteristic of that website. In a recent test, the mean time to log into the hertz website through a...

The photoelectron spectrum of CO has four major peaks with ionization energies of 14.5, 17.2, 20.1, and 38.3 eV. Assign these peaks of molecular orbitals of CO, and prepare a quantitative energy...

A physics student stands on a second-story balcony and uses a potato gun to launch a potato horizontally with speed v. The potato has flight time t and lands on the ground a horizontal distanced from...

The rectangular tank Fig. 2.33 is sitting on a cart. We now slowly accelerate the cart. What is the maximum acceleration we can give the cart without having the fluid spill over the edge of the tank?...

The Grinch sneaks into a room with 6 Christmas presents to 6 different people. He proceeds to switch the name-labels on the presents. How many ways could he do this if (a) No present is allowed to...

1. Draw a two-dimensional representation of a charged point object. Specify a convenient x-y coordinate system to describe the electric field of the object in a plane. 2. Make an electric field map...

A plant has three linked genes, ABC, however the gene order is unknown. The following cross is performed. Abc/Abc X aBC/aBC. The F1 individuals are crossed to a tester plant. You count 100 progeny...

The tasks shown in the following precedence diagram are to be assigned to workstations with the intent of minimizing idle time. Management has designed an output rate of 275 units per day. Assume 440...

In Figure 2-6, how many latitude degrees separate the person at 40? N and the place receiving direct solar rays? ________? What is the date of this example? Figure 2-6. Subsolar point and zenith and...

A dam is to be constructed using the cross-section shown. Assume the dam width is w = 160 ft. For water height H = 9 ft. calculate the magnitude and line of action of the vertical force of water on...

Consider steady flow of water through an axisymmetric garden hose nozzle (Fig. P9-38). The axial component of velocity increases linearly from u z entrance to u z exit as sketched. Between z = 0 and...

A 0.65 percent C hypoeutectoid plain-carbon steel is slowly cooled from about 950 degrees Celsius to a temperature just slightly above 723 degrees Celsius. Calculate the weight percent austenite and...

The natural period of an undamped system is 3 sec, but with an damping force proportional to the velocity, the period becomes 5 sec. Find the differential equation of motion of the system and its...

A vertical, circular cross-sectional jet of air strikes a conical deflector as indicated in Fig. P5.55. A vertical anchoring force of 0.1 N is required to hold the deflector in place. Determine the...

1) The autoradiogram shown below shows the results of the experiment in which each translation reaction was carried out either in the presence (+) or the absence (?) of microsomes. Based on the gel...

A hydroponic garden uses the 10 m long perforated pipe system shown below to deliver water at 20 degrees Celsius. The pipe is 5 cm in diameter and contains a circular hole every 20 cm. A pump...

A 2.05 kg mass is suspended from a string which is pulled upward. The mass accelerates upwards with an acceleration of 3.70 m/s2. What is the tension in the string?

In a supersonic nozzle flow, the exit-to-throat area ratio is 10, p 0 = 10 atm. and the backpressure P B = 0.04 atm. Calculate the angle 8 through which the low is deflected immediately after leaving...

Tarzan, who has a mass of 75 kg, holds onto the end of a vine that is at a 13 angle from the vertical. He steps off his branch and, just at the bottom of his swing, he grabs onto his chimp friend...

A T-bar consisting of two uniform bars, each of length L = 5 ft, is released from rest in the position shown. Ncglccling friction, determine the angular spccd of thc T-bar when point A is directly...

Customers arrive at a suburban ticket outlet at the rate of 14 per hour on Monday mornings. This can be described by a Poisson distribution. Selling the tickets and providing general information...

The volume V and paper surface area A of a conical paper cup are given by V = (1/3)r 2 h A = r(r 2 + h 2 ) where r is the radius of the base of the cone and his the height of the cone. By eliminating...

A tensile testing machine is shown in the following figure to determine the behavior of materials as they are deformed. (a) Use the provided data to calculate the stress and the corresponding strain...

Other Gas Power System Applications A combined gas turbine?vapor power plant operates as shown in Fig. P9.95. Pressure and temperature data are given at principal states, and the net power developed...

The spring constant of the spring is approximately which of the following? (A) 100 N/m (B) 10 N/m (C) 1.0 N/m (D) 0.1 N/m Refer to the following material. The figure above shows a pole with a spring...

In one region, the September energy consumption levels for single-family homes are normally distributed with a mean of 1050 kWh and a standard deviation of 218 kWh. For a randomly selected home, find...

In its Martensitic State, a NiTiNOL wire is of diameter 0.5 mm and length 10 cm. a). The wire is given an initial strain of 2% at a temperature below Mf and its ends are rigidly fixed. What force...

The following graph shows the weight measurements of the average infant from the time of birth ( t = 0) through age 2 ( t = 24). By computing the slopes of the respective tangent lines, estimate the...

The red box has a mass of 20.9 kg and the blue box has a mass of 11.6 kg and the force is 216 N. a) To the nearest tenth of a m/s2 what is the acceleration of the combination? b) To the nearest...

You are working in an ice skating rink and have been asked to hang a new banner on the wall. Your friend is helping you so that the ladder does not collapse by exerting a force FAL at an angle...

The wave forms in FIGURE are observed on the inputs of a 74HC151 8-input multiplexer. Sketch the Y output waveform. FIGURE Select inputs Data inputs S $ Enable Do D D D3 D Ds D6 D U

Two equat but opposite charges are separated by a distance ?, as shown in the figure (Figure 1). Determine a formula for VBA + VB ? VA for points B and A on the line between the charges. +9 b A -d- B...

The robotic manipulator is stationary and the y axis is vertical. The weights of the arms AB and BC act at their midpoints. The direction cosines of the centerline of arm AB are cos x = 0.174. cos By...

Catheters that are placed in arteries and veins will alter the flow through the vessel. Consider a catheter of radius cR (see fig 3.19) that is placed in a blood vessel of radius R. Assume that the...

Looking down from a stationary tree branch, a merry-go-round spins in a counterclockwise direction with an angular velocity of 1 radian per second. A squirrel of mass 0.2kg sits on the outer rim of...

The rocket shown in Fig. P5.64, is held stationary by the horizontal force, Fx, and the vertical force. Fz. The velocity and pressure of the exhaust gas are 5000 ft/s and 20 psia at the nozzle exit,...

A piston-cylinder system contains a gas that expands under a constant pressure of 57 kPa. If the piston is displaced 0.3 m during the process, and the piston diameter is 0.6 m, what is the work done...

A tank in the shape of a rectangular prism has a base that is 20 cm wide and 30 cm long. The tank is partly filled with water. When a rock is put in the tank and sinks to the bottom. the water level...

Calculate the 2nd moment of inertia for a beam with a length of 200 mm, a width of 20 mm and a height of 3 mm. For the same beam, and using the provided equations, calculate the maximum deflection if...

The cube in the figure (Figure 1) has sides of length L=10.0cm. The electric field is uniform, has a magnitude E=4.00?103N/C, and is parallel to the xy-plane at an angle of 36.9? measured from the...

Consider the following. (a) Red blood cells often become charged and can be treated as point charges. Healthy red blood cells are negatively charged, but unhealthy cells (due to the presence of a...

Estimate the runoff volume in mm of depth from 80 mm of rainfall on a 90-ha watershed during the growing season. Assume Antecedent Rainfall condition II, 50 ha of row crop contoured with terraces and...

Suppose a star is moving toward you with a speed of 200 km/s. (a) Will its spectrum appear blueshifted or redshifted? (b) At what wavelength will you observe the H (H-alpha) line (rest wavelength...

As shown, a load of magnitude P is applied to a structure. Assuming that all members are weightless and that ABEF and BCD are rigid bodies, find the magnitudes of the reactions at D and G needed to...

Given that a commercial airliner has a range of 6000 miles using 200 tonnes of JP4 fuel, estimate the range of the aircraft burning either gaseous or liquid hydrogen and a. The same mass of hydrogen...

A slide 2.5 m high launches swimmers into the pool. The height of end of the slide is 0.75 m above the ground and points 20? above the horizontal. A swimmer start at rest at the top of the slide and...

A uniform circular disk which rolls with a velocity v without slipping encounters an abrupt change in the direction of its motion as it rolls onto the incline ?. Determine the new velocity v' of the...

In this experiment you will test the stability of a stack of blocks as the angle of the surface, the stack rests on gradually Increases. Using a fishing sinker tied to the center of mass, you will be...

When 50.0 mL of 60.0C water was mixed in the calorimeter with 50.0 mL of 25.0C water, the final temperature was measured as 41.0 C. Assume the density for water is 1.000 g/mL regardless of...

The mass flow rate into a steam turbine is 1.5 kg/s, and the heat transfer from the turbine is 8.5 kW. The following data are known for the steam entering (i) and leaving (e) the turbine: P_i = 2.0...

An enemy spaceship is moving toward your starfighter with a speed of 0.400 c, as measured in your reference frame. The enemy ship fires a missile toward you at a speed of 0.700 c relative to the...

A metal tank with a capacity of 1700 L is completely filled with ethanol when both the tank and the ethanol are at temperature 19.0C . Then, the tank and its contents are brought underground, where...

Compare the chi square for a test of independence hypothesis. The following data was collected regarding the entertainment activities of "good" people and "misguided"people. Good people watch TV 15...

A U-tube filled with water is closed on one end. The tube is about one meter tall. When water is removed from the open end, the water level in the closed end does not change. a. What is the pressure...

In the following data, x is the diameter of a ponderosa pine in inches measured at breast height and y is a measure of volume?number of board feet divided by 10. Test the model y = ax b by plotting...

An aluminium alloy member having the cross-section shown in the figure below is 3 m in length. If the shear stress is not to exceed 30 MN/m 2 and the applied torque is 134 N-m, determine the required...

A hardware store stocks eight types of pipes, one of which is stainless steel (SS). Assuming there are at least 20 pipes of each type, how many ways can a total inventory of 20 pipes be distributed...

Derive the general expression for the work per kilomole of a van der waals gas in expanding reversibly and at a constant temperature, T, from a specific volume V1 to a specific volume V2.

Just before it landed on the moon, the Apollo 12 lunar lander had a mass of 1.410 4 kg. Part A What rocket thrust was necessary to have the lander touch down with zero acceleration? Express your...

The bioconversion of glucose to ethanol is carried out in a packed-bed, immobilized cell bioreactor containing yeast cells entrapped in Ca?alginate beads. The rate-Iimiting substrate is glucose, and...

An interstate highway pavement composed of a HMA surface course, a cement treated base course, and a sand?gravel subbase is to be designed for an ESAL of 1.2 x 10 6 . The quality of drainage is...

A boy whirls a 0.058 kg stone in a horizontal circle of radius 0.8 m. If he whirls the stone at a rate of 1.368 revolutions per second, what is the centripetal force on the stone? 6.88 N 0.35 N 3.43...

A table exerts the four forces shown on the floor surface. Reduce the force system to a force-couple system at point 0. Show that R is perpendicular to Mo. 210 N 0.4 m 200 N O 270 N 290 N 0.9 m x

Consider that the BOP working pressure of 5,000 psi was selected. For the selection, the drilling engineer assumed the well full of gas at an anticipated depth of 10,000 ft, gas gradient equal to 0.1...

Mars has a radius of about 0.38 Earth radius and a mass of only 0.11 Earth mass. Estimate the acceleration due to gravity on Mars. A. 0.49 m/s^2 B. 7.6 m/s^2 C. 10 m/s^2 D. 15.3 m/s^2

A Carnot refrigerator has tetrafluoroethane as the working fluid. The cycle is the same as that shown by Fig. 8.2, except the directions are reversed. For T C = ?12?C and T H = 40?C, determine: (a)...

Suppose a solid disk of positive charge with radius R and a uniform surface charge density is located in the xy-plane, centered on the z-axis. Very far above the disk there is an electric dipole...

A small particle of mass m is released from rest in a viscous fluid to fall under gravity. The particle experiences a linear drag force F = -bv, measuring distance z downwards as the positive...

The frequency of a tuning fork is 505 Hz. Find the length of the shortest organ pipe which will give 6 beats/s with the fork. The velocity of sound in air is 336.5m/s.

Imaging Property of a Lens. Show that a paraboloidal wave centered at the point Pi (Fig. 2.4- 10) is converted by a lens of focal length f into a paraboloidal wave centered about P2, where 1/z1 1/22...

Determine Ib, Ic, Ie, Vce, and Vcb in Figure 4-9 for the following values: Rb = 22 kOhms, Rc = 220 Ohms, Vbb = 9 V, and Bdc = 90 FIGURE 4-9 Re100N Rg Vce 10 V 10 kn

Two-dimensional dynamics often involves solving for two unknown quantities in two separate equations describing the total force. The block in (Figure 1) has a mass m = 10kg and is being pulled by a...

Two spherical waves of equal intensity I0, originating at the points (- a, 0, 0) and (a, 0, 0), interfere in the plane z=d. Use the paraboloidal approximation for the spherical waves to show that the...

An astronaut holds a rock 100 m above the surface of Planet X. The rock is then

The clamping hooks shown (Figure 1) are used to lift a uniform plate. Complete the free-body diagram of hooked member BC by adding the forces that act on it. Draw your vectors starting at the...

A flower pot falls from a balcony of an apartment building in Salem, Oregon and injures a person. Your job is to determine the apartment from which it originated. Video footage from the second floor...

A bike is traveling to the left with a speed of 27\,\dfrac{\text m}{\text s}27sm27, space, start fraction, m, divided by, s, end fraction when the rider slams on the brakes. The bike skids for...

An infinitely deep square well has width L = 2.5 nm. The potential energy is V = 0 eV inside the well ( i.e. , for 0 x L ). Seven electrons are trapped in the well. 1) What is the ground state...

Determine the values of ?U?, ?H?, ?S?, ?A?, and ?G? for the following processes (in (c), (d), and (e), show that an absolute value of the entropy is required):? a. The four processes in Problem 4.1?...

A 66-year-old male complaining of chest pain is Sought to the emergency room by ambulance The pain began six hours ago and has become more severe over the past hour prompting him to call emergency...

Shown below is a waterslide constructed in the late 1800's. This slide was unique for its time due to the fact that a large number of small wheels along its length made friction negligible. Riders...

A high school physics instructor catches one of his students chewing gum in class. He decides to discipline the student by asking that he stick the gum to a fan and calculate how fast the fan is...

A small cube moves at a constant velocity v= 8.5 m/s on the smooth horizontal floor until it reaches the bottom of an inclined plane at = 37 above the horizontal. The cube slides up the inclined...

4.39 Obtain the Thevenin equivalent at terminals a-b of the circuit in Fig. 4.106. 1A 10 ww 16 ww o a 10 5 Q 8 V Figure 4.106 For Prob. 4.39 ww

At t=0 a 1.0kg ball is thrown from a tall tower with v=(18 m/s)i+(24 m/s)j. what is U of the ball-earth system between t=0 and t=6.0s (still free fall)?