Engineering analysis
218221 questions • Page 4127 / 4365
a)Using elementary Newtonian mechanics, find the period of amass (m1) in a circu
a)Using elementary Newtonian mechanics, find the period of amass (m1) in a circular orbit of radius r around a fixed mass(m2).b)Using the seperation of variables into Center of Ma…
a)Using the modern accepted value G=6.67 x 10^ -11 Nm^2/ kg^2, solve for the mas
a)Using the modern accepted value G=6.67 x 10^ -11 Nm^2/ kg^2, solve for the mass of the Earth. Do this by applying the fact that near the surface of the Earth (where r is the rad…
a)Water is at rest at the bottom of a well of depth h = 2.95 m. A pump lifts mas
a)Water is at rest at the bottom of a well of depth h = 2.95 m. A pump lifts mass at a rate of dm/dt = 138 kg/minute from the well and ejects it with a speed v = 5.67. m/s. If the…
a)Water is flowing from a higher to a lower reservoir through a 24-inch cast-iro
a)Water is flowing from a higher to a lower reservoir through a 24-inch cast-iron pipe with a velocity of 4.5 f/s. The flow through the pipe (Q in ft3/s) is closest to Select one:…
a)What is the magnitude of the electric field at point P, located at (6.00 cm, 0
a)What is the magnitude of the electric field at point P, located at (6.00 cm, 0), due to Q1 alone? b)What is the x-component of the total electric field at P? c) What is the y-co…
a)What is the total work W fric done on the block by the force of friction as th
a)What is the total work Wfric done on the block by the force of friction as the block moves a distance 10.0m up the incline? b)What is the total work WF done on the block by the …
a)What is the velocity of the elevator at the end of the fourth 5 s interval (at
a)What is the velocity of the elevator at the end of the fourth 5 s interval (at 20 s)? b)What is the displacement of the elevator above the starting point at the end of the fourt…
a)What is the x component F x of the resultant force? b)What is the y component
a)What is the x component Fx of the resultant force? b)What is the y component Fy of the resultant force? c)What is the magnitude F of the resultant force? d)What is the angle ? t…
a)What mass of m2 will just barely set the system in motion? b)After the system
a)What mass of m2 will just barely set the system in motion? b)After the system begins to move, what is the acceleration? Unless otherwise stated, all objects are located near the…
a)You are a blacksmith and have been working with 19.3 kg of steel. When you are
a)You are a blacksmith and have been working with 19.3 kg of steel. When you are finished shaping it,the steel is at a temperature of 231°C. To cool it off, you drop it into a buc…
a)You have a capacitor whose capacitance is 1.1 microfarads. You connect it to 7
a)You have a capacitor whose capacitance is 1.1 microfarads. You connect it to 7.50 volts. How much charge is stored on the capacitor? b)You have a capacitor, but the label saying…
a)You operate a small grain elevator near Champaign, Illinois. One of your silos
a)You operate a small grain elevator near Champaign, Illinois. One of your silos uses a bucket elevator that carries a full load of 800 kg through a vertical distance of 40 m. (A …
a)Your are standing with your 1,058-kg car at a red light. The light turns green
a)Your are standing with your 1,058-kg car at a red light. The light turns green, and you speed up your car to 61 mph. What is the total work done on your car? b)Your are driving …
a)Your are standing with your 1,058-kg car at a red light. The light turns green
a)Your are standing with your 1,058-kg car at a red light. The light turns green, and you speed up your car to 61 mph. What is the total work done on your car? b)Your are driving …
a)cold work (c) diffusionless transformation; (b) diffusional transformation; (d
a)cold work (c) diffusionless transformation; (b) diffusional transformation; (d) annealing process (3 points) All but which of the following data are required to calculate the de…
a)cold work (c) diffusionless transformation; (b) diffusional transformation; (d
a)cold work (c) diffusionless transformation; (b) diffusional transformation; (d) annealing process (3 points) All but which of the following data are required to calculate the de…
a)final velocity of the person and cart relative to theground b)frictional force
a)final velocity of the person and cart relative to theground b)frictional force acting on the person while he is slidingacross the top surface of the cart c)how long does the fri…
a)in the Bohr model of the hydrogen atom, the speed of the electron is approxima
a)in the Bohr model of the hydrogen atom, the speed of the electron is approximately 2.21E6 m/s^2 find the central force acting on the electron as it revolves in a circular orbit …
a)positive b)negative c)zero 2)What is the sign of the work done by friction as
a)positive b)negative c)zero 2)What is the sign of the work done by friction as the block comes to rest on the inclined plane? a)positive b)negative c)zero 3)What is the sign of t…
a)the height of the upper falls at Yellowstone nationalpark is 33.2m. when the w
a)the height of the upper falls at Yellowstone nationalpark is 33.2m. when the water reaches the bottom of the falls, itsspeed is 25.8m/s. neglecting air resistance, what isthe sp…
a)what is the tension in the string? B) assuming that the oil and water are each
a)what is the tension in the string? B) assuming that the oil and water are each 20 cm deep, what is the gauge pressure at the interface of the oil and water? Problem 1 (15 points…
a)when a particle of positive charge q and velocity v is in a magnetic field B,
a)when a particle of positive charge q and velocity v is in a magnetic field B, what is th eforce on the particle? b) Using the result of (a) prove that a wire length element dl w…
a, What is the exit velocity of the water from the nozzle and what is the veloci
a, What is the exit velocity of the water from the nozzle and what is the velocity through the connecting pipe? b, What is the pressure in the tank, Pt, in units of psi? A large p…
a, b, c are answered correctly, I just need d and e. Problem: A conducting circu
a, b, c are answered correctly, I just need d and e. Problem: A conducting circular loop of radius 0.250 m is placed in the xy-plane in a uniform magnetic field of 0.360 T that po…
a,b, and c I want to know the steps please, especially number c. draw the graph.
a,b, and c I want to know the steps please, especially number c. draw the graph. I also want to know if there are many t(s) solution and how to pick one of them. clear, step by st…
a- 2.21 pF. b- 4.25 pF - 0.75 pF. d 0.168 pF 8) Consider a p-n junction at T 300
a- 2.21 pF. b- 4.25 pF - 0.75 pF. d 0.168 pF 8) Consider a p-n junction at T 300 K in which s 10-14 A and n 1. if vo is diode current io is (Hint: you used the equation to find to…
a- design and simulate (PSpice or Simulink) a 12V to 24V, 10W boost converter,us
a- design and simulate (PSpice or Simulink) a 12V to 24V, 10W boost converter,use actual semiconductor switches (i.e. use MOSFETs and PN-Junction diodes),and include an inductor r…
a- design and simulate (PSpice or Simulink) a 12V to 24V, 10W boost converter,us
a- design and simulate (PSpice or Simulink) a 12V to 24V, 10W boost converter,use actual semiconductor switches (i.e. use MOSFETs and PN-Junction diodes),and include an inductor r…
a-.. iii | :.le! lor ! 1 No Spac Heading 1 Heading 2 Title \', Styles Paragraph
a-.. iii | :.le! lor ! 1 No Spac Heading 1 Heading 2 Title ', Styles Paragraph True or False: In practical applications, the half wave rectifier is preferred over the full-wave re…
a-An ideal transformer has 15,000 windings in its primary coil and 10,000 windin
a-An ideal transformer has 15,000 windings in its primary coil and 10,000 windings in its secondary coil. The primary coil is connected to an RMS voltage of 120 volts. The seconda…
a-Compute the escape speed of a particle from the earthssurface. Earths radius =
a-Compute the escape speed of a particle from the earthssurface. Earths radius = 6378 km and its mass is 5.98 e24kg. b- find the mean speed for helium atom at temp of 293 c-why wo…
a-Find the magnitude of the gravitational forcea 63.5 kg person would experience
a-Find the magnitude of the gravitational forcea 63.5 kg person would experience whilestanding on the surface of Earth with amass of 5.98 × 1024kg and a radius of6.37 × 106 m. The…
a-Si:H (Hydrogenated amorphous Si) based solar cell cannot rely on diffusion to
a-Si:H (Hydrogenated amorphous Si) based solar cell cannot rely on diffusion to separate the photogenerated carriers compared to c-Si (crystalline) solar cell choose one answer be…
a-What is the purpose of the inductor in Figure 2-5? b-In Figure 2-6, VDDPLL and
a-What is the purpose of the inductor in Figure 2-5? b-In Figure 2-6, VDDPLL and VSSPLL have two capacitors in parallel attached to them. What is the ratio of the values of the tw…
a-c please a swimmer bounces almost straight up from a diving board and Falls ve
a-c please a swimmer bounces almost straight up from a diving board and Falls vertically feet-first into a pool. She starts with a speed of 3.6 meters per second, and her take off…
a-d? Monster cable. A set of audio speaker cables is composed of two copper wire
a-d? Monster cable. A set of audio speaker cables is composed of two copper wires (diameter d - 4mm), separated by s = 6 111111 center-to-center and embedded in dielectric materia…
a. (one mark each) i. If a conductor is placed in an external electric field, ex
a. (one mark each) i. If a conductor is placed in an external electric field, explain why there is no electric field inside the conductor. ii. If a conductor in an external electr…
a. 0.01727_kg b. 0.01985_kg c. 0.01216_kg d. 0.01968_kg e. 0.01153_kg f. 0.01384
a. 0.01727_kg b. 0.01985_kg c. 0.01216_kg d. 0.01968_kg e. 0.01153_kg f. 0.01384_kg The figure shows an m = 59-kg frictionless cylindrical piston (with diameter d = 11_cm) that fl…
a. 0.667 m b. 0.770 m c. 0.834 m d. 0.725 m e. 0.783 m A meter stick is placed f
a. 0.667 m b. 0.770 m c. 0.834 m d. 0.725 m e. 0.783 m A meter stick is placed flat on a table, and one end of themeter stick is attached to the table. The other end of the meters…
a. 11.7 ft/s b. 13.7 ft/s c. 14.7 ft/s d. 15.7 ft/s 2. In the fan shown below, t
a. 11.7 ft/s b. 13.7 ft/s c. 14.7 ft/s d. 15.7 ft/s 2. In the fan shown below, the blades suddenly experience an angular acceleration of 3 rad/s^2. If the blades are rotating wi…
a. 170 rad/s^2 b. 1,63 rev how to solve this problems? N Some people are able to
a. 170 rad/s^2 b. 1,63 rev how to solve this problems? N Some people are able to spin a basketball on the tip of a finger. It is often done by balancing the ball on the tip of the…
a. 2.3 × 103 N/C b. 9.0 N/C c. 2.3 N/C d, 0.75 × 10-6 N/C 16. If an electron is
a. 2.3 × 103 N/C b. 9.0 N/C c. 2.3 N/C d, 0.75 × 10-6 N/C 16. If an electron is accelerated from rest through a potential difference of 1 200 V, find its approximate velocity at t…
a. A 1,500 kg tank fires 10kg shell at 200m/s, 25 degrees above the horizontal.
a. A 1,500 kg tank fires 10kg shell at 200m/s, 25 degrees above the horizontal. Find the recoil velocity of the cannon across the level ground. b. If momentum in a 2 body collisio…
a. A 15 k g child slides down a 3.8- m -high playground slide. She starts from r
a. A 15 kg child slides down a 3.8-m-high playground slide. She starts from rest, and her speed at the bottom is 1.8 m/s. What is the change in the thermal energy of the slide and…
a. A 15 k g child slides down a 3.8- m -high playground slide. She starts from r
a. A 15 kg child slides down a 3.8-m-high playground slide. She starts from rest, and her speed at the bottom is 1.8 m/s. What is the change in the thermal energy of the slide and…
a. A 6.0 kg ball moving at 7.0 m/s strikes an 95 kg man on the chest and bounces
a. A 6.0 kg ball moving at 7.0 m/s strikes an 95 kg man on the chest and bounces back at 2.0 m/s. If the man (who is wearing high quality roller blades reducing friction to a negl…
a. A 6.0 kg ball moving at 7.0 m/s strikes an 95 kg man on the chest and bounces
a. A 6.0 kg ball moving at 7.0 m/s strikes an 95 kg man on the chest and bounces back at 2.0 m/s. If the man (who is wearing high quality roller blades reducing friction to a negl…
a. A PCM system uses a uniform quantizer followed by a 7-bit binary encoder. The
a. A PCM system uses a uniform quantizer followed by a 7-bit binary encoder. The bit rate of the system is equal to 70 times 10^6 bits/s. What is the maximum message bandwidth for…
a. A PCM system uses a uniform quantizer followed by a 7-bit binary encoder. The
a. A PCM system uses a uniform quantizer followed by a 7-bit binary encoder. The bit rate of the system is equal to 70 times 10^6 bits/s. What is the maximum message bandwidth for…
a. A ball of mass 0.340 kg moving east (+ x direction) with a speed of 3.50 m/s
a. A ball of mass 0.340 kg moving east (+x direction) with a speed of 3.50 m/s collides head-on with a 0.220 kg ball at rest. If the collision is perfectly elastic, what will be t…
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