Engineering analysis
218221 questions • Page 193 / 4365
1. A storm sewer is carrying snow melt containing 1.200 g-L-1 of sodium chloride
1. A storm sewer is carrying snow melt containing 1.200 g-L-1 of sodium chloride into a small stream. The stream has a naturally occurring sodium chloride concentration of 20 mg-L…
1. A straight conductor 10 cm long is perpendicular to a uniform magnetic field
1. A straight conductor 10 cm long is perpendicular to a uniform magnetic field of flux density 2.0 mT. When the conductor carries a current of 5.0 A, the force exerted on it by t…
1. A straight conductor 10 cm long is perpendicular to a uniform magnetic field
1. A straight conductor 10 cm long is perpendicular to a uniform magnetic field of flux density 2.0 mT. When the conductor carries a current of 5.0 A, the force exerted on it by t…
1. A straight track 180 m long is used torace small carts (which are big enough
1. A straight track 180 m long is used torace small carts (which are big enough for just one person to sitin). During the race, a particular cart travels the first 50m with a …
1. A strangely shaped object with the axis shown is subjected to five different,
1. A strangely shaped object with the axis shown is subjected to five different, but equal in magnitude, forces. How many of the forces are creating positive torque on the o…
1. A string is stretched between fixed supports separated by 73.0 cm. It is obse
1. A string is stretched between fixed supports separated by 73.0 cm. It is observed to have resonant frequencies of 310 and 465 Hz, and no other resonant frequencies between thes…
1. A string is stretched between fixed supports separated by 73.0 cm. It is obse
1. A string is stretched between fixed supports separated by 73.0 cm. It is observed to have resonant frequencies of 310 and 465 Hz, and no other resonant frequencies between thes…
1. A string is wound around a metal wheel that is free to spin on a frictionless
1. A string is wound around a metal wheel that is free to spin on a frictionless pivot. A hanging mass is connected to the other end of the string. The wheel is given a twist caus…
1. A string wave is given by y = y m sin( kx – t ). Which of the following descr
1. A string wave is given by y = ym sin(kx – t). Which of the following describes the wave and the string particles? a.Wave travels along a y axis. Particles move parallel to an x…
1. A string with a mass per length of 2.00 gm/m is stretched with a force of 120
1. A string with a mass per length of 2.00 gm/m is stretched with a force of 120 N between two points that are 0.400 m apart. The fundamental frequency of the stretched string is …
1. A student comments: \"if we bring the north pole of a bar magnet close to one
1. A student comments: "if we bring the north pole of a bar magnet close to one end of a current carrying solenoid and the bar magnet and the solenoid attract, then if I bring the…
1. A student comments: \"if we bring the north pole of a bar magnet close to one
1. A student comments: "if we bring the north pole of a bar magnet close to one end of a current carrying solenoid and the bar magnet and the solenoid attract, then if I bring the…
1. A student decides to move a box of books into her dormitory room by pulling o
1. A student decides to move a box of books into her dormitory room by pulling on a rope attached to the box. She pulls with a force of 117.0 N at an angle of 16.0° above the hori…
1. A student drops a 0.35-kg piece of steel at 42 C into a container of water at
1. A student drops a 0.35-kg piece of steel at 42 C into a container of water at 22 C. The student also drops a 0.53-kg chunk of lead into the same container at the same time. The…
1. A student finds the following values from a graph between M and x in the stat
1. A student finds the following values from a graph between M and x in the static method of determining the spring constant k: x1 = 0.5 cm, x2 = 7.8 cm; M1 = 120 gm; M2 = 300 gm.…
1. A student holding a force sensor with a string attached sits in a chair that
1. A student holding a force sensor with a string attached sits in a chair that has wheels with negligible friction. Describe how their partner must move such that the force senso…
1. A student is asked to use the photoelectric effect to determine the work func
1. A student is asked to use the photoelectric effect to determine the work function and cutoff wavelength for an unknown sample. Being very lazy, however, the student turns in a …
1. A student moved East along vector V, and North of East along vector V2 as sho
1. A student moved East along vector V, and North of East along vector V2 as shown in the diagram. If the magnitude of V, is 7,x -5, and y 3, Determine (a) The magnitude of V2 Vi …
1. A student pulls horizontally on a 12 kg box, which then moves horizontally wi
1. A student pulls horizontally on a 12 kg box, which then moves horizontally with an acceleration of 0.2 m/s2. If the student uses a force of 15 N, what is the coefficient of kin…
1. A student stands at the edge of a cliff and throws a stone horizontally over
1. A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of v0 = 15.5 m/s. The cliff is h = 40.0 m above a flat, horizontal beach. (a)…
1. A stunt man is suppose to perform a stunt in which he must jump from the flat
1. A stunt man is suppose to perform a stunt in which he must jump from the flat rooftop of one building to the floor of another located 5.0m below the level f the first one. The …
1. A subatomic particle with mass m initially at rest suddenly decays. If one of
1. A subatomic particle with mass m initially at rest suddenly decays. If one of the resultant particles with mass 0.40 m of mass leaves with a velocity of 5.5 x 105 m/s, what is …
1. A submarine can use sonar (sound traveling through water) to determine its di
1. A submarine can use sonar (sound traveling through water) to determine its distance from other objects. The time between the emission of a sound pulse (a "ping") and the detect…
1. A submarine is at a depth of 500 m under the water. The force ona circular ha
1. A submarine is at a depth of 500 m under the water. The force ona circular hatch of 1.00 m in diameter due to the seawater (density= 1,025 kg/m3) pressure from outside the subm…
1. A submarine rests in 20m of sea water. The hatch of teh submarine is 1m x 0.5
1. A submarine rests in 20m of sea water. The hatch of teh submarine is 1m x 0.5m. The internal pressure of the submarine is 90% of atmosphere. How much force must a diver exert a…
1. A supersonic jet diving at 279 m/spulls out into a circular loop of radius R
1. A supersonic jet diving at 279 m/spulls out into a circular loop of radius R. If the craftis designed to withstand forces accompanying accelerations of up to9.0 g, compute the …
1. A syringe has a plunger that has a radius of 0.5 cm. A 2 cm long needle is at
1. A syringe has a plunger that has a radius of 0.5 cm. A 2 cm long needle is attached. The opening in this needle has a radius of 0.2 mm. The syringe is held horizontally,…
1. A system can transmit and receive data. However, it can only transmit or rece
1. A system can transmit and receive data. However, it can only transmit or receive at one time. This is an example of a. Full - duplex b. Half-duplex 2. You have a switch attache…
1. A system of ropes is holding the Joe\'s Diner sign (200 N) in place. One runs
1. A system of ropes is holding the Joe's Diner sign (200 N) in place. One runs straight up from the sign to a knot; from the knot, one runs due north to a tree while the other, r…
1. A system of ropes is holding the Joe\'s Diner sign (200 N) in place. One runs
1. A system of ropes is holding the Joe's Diner sign (200 N) in place. One runs straight up from the sign to a knot; from the knot, one runs due north to a tree while the other, r…
1. A system samples a sinusoid of frequency 740 Hz at a rate of 200 Hz and write
1. A system samples a sinusoid of frequency 740 Hz at a rate of 200 Hz and writes the sampled signal to its output without further modification. Determine the frequency that the s…
1. A thermometer indicates 98.6°. This probably corresponds to: a)sitting in a c
1. A thermometer indicates 98.6°. This probably corresponds to: a)sitting in a comfortable room b)it is impossible to tell without knowing the scale being used c)the termperature …
1. A thin film of oil (n=1.4) is floating on a piece of crown glass (n=1.55). We
1. A thin film of oil (n=1.4) is floating on a piece of crown glass (n=1.55). We shine light from air (n=1) onto the film. The reflection of the light off the bottom surface of th…
1. A thin ring of radius R= 1 cm rotates about a vertical axis passing through i
1. A thin ring of radius R=1 cm rotates about a vertical axis passing through its center with frequency f = 20 Hz. It is then placed flat on a table. The coefficient of friction b…
1. A thin rod of mass M and length d hangs vertically from a frictionless pivot
1. A thin rod of mass M and length d hangs vertically from a frictionless pivot attached to one end. A piece of clay of mass m moving horizontally at a speed v hits the rod a dist…
1. A thin rod of mass M and length d hangs vertically from a frictionless pivot
1. A thin rod of mass M and length d hangs vertically from a frictionless pivot attached to one end. A piece of clay of mass m moving horizontally at a speed v hits the rod a dist…
1. A thin wire has a mass of m= 3.72 g and a length L= 20.9 cm . When properly t
1. A thin wire has a mass of m= 3.72g and a length L= 20.9cm. When properly tuned, the tension in the wire is T= 284 N. What is the value of the speed in m/s of the waves along th…
1. A thin, metallic, spherical shell of radius a = 6.0 cm has a charge q a = 5.0
1. A thin, metallic, spherical shell of radius a = 6.0 cm has a charge qa = 5.00×10-6 C. Concentric with it is another thin, metallic, spherical shell of radius b = 12.60 cm and c…
1. A thin-walled metal sphere has a radius of 25 em and carries a charge of 2.0x
1. A thin-walled metal sphere has a radius of 25 em and carries a charge of 2.0x107 c A point charge of -1.0x10 C is placed in the centre of the sphere. Find E for a point A point…
1. A three span continuous beam has spans of 27, 30, and 27 feet. The beams supp
1. A three span continuous beam has spans of 27, 30, and 27 feet. The beams support one-way slabs, 6 inches thick that span 20 feet center to center. Assume that the beams are 16 …
1. A three-wheel human-powered vehicle, shown in Figure 1, is ridden by an elite
1. A three-wheel human-powered vehicle, shown in Figure 1, is ridden by an elite cyclist on a large, flat race track on a still day (i.e. no wind). The vehicle is of a low-drag "s…
1. A time varying magnetic flux through a closed loop of wire induces a voltage
1. A time varying magnetic flux through a closed loop of wire induces a voltage within that loop. (a) True (b) False 2. A circular loop of copper wire is lying flat on a horizonta…
1. A top is a toy that is made to spin on its pointed end by pulling on a string
1. A top is a toy that is made to spin on its pointed end by pulling on a string wrapped around the body of the top. The string has a length of 52 cm and is wound around the top a…
1. A torque is exerted on a wheel of radius r ,causing the wheel to rotate throu
1. A torque is exerted on a wheel of radius r,causing the wheel to rotate through an angle .Which one of the following expressions is correct for the workW done on the wheel by th…
1. A toy rocket, weighing 10N blasts straight up from groundlevel with a kinetic
1. A toy rocket, weighing 10N blasts straight up from groundlevel with a kinetic energy of 40J. At the exact top of itstrajectory, its total mechanical energy is 140J. To what ver…
1. A trailer tire turns at 72.0 rpm and has a radius of 15.0 cm. What is the lin
1. A trailer tire turns at 72.0 rpm and has a radius of 15.0 cm. What is the linear speed of a point on the outside of the tire? 2. A model helicopter pulls into a tight circular …
1. A train car with mass 2 M moving at 10.0 m/s collides with an initially stati
1. A train car with mass 2 M moving at 10.0 m/s collides with an initially stationary train car with mass 3 M. The train cars couple together. What is the velocit of the two train…
1. A train car with mass 2 M moving at 10.0 m/s collides with an initially stati
1. A train car with mass 2 M moving at 10.0 m/s collides with an initially stationary train car with mass 3 M. The train cars couple together. What is the velocit of the two train…
1. A train has whistle that produces a sound at 470 Hz. The train is moving with
1. A train has whistle that produces a sound at 470 Hz. The train is moving with a constant speed of 30 m/s. A car, starting at rest in front of the train, moves towards the train…
1. A train is traveling along a straight, horizontal track at a constant speed t
1. A train is traveling along a straight, horizontal track at a constant speed that is only slightly less than that of light. A warning light on the ground flashes once each secon…
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