Engineering analysis

1. The north pole of a magnet experiences a force to the north. What is the logi

1. The north pole of a magnet experiences a force to the north. What is the logical consequence of this? a) At the Earth's north geographic pole there is no magnetic pole. b) At t…

1. The nozzle shown in the sketch below is designed to accelerate the flow of CO

1. The nozzle shown in the sketch below is designed to accelerate the flow of CO2 from a velocity close to zero to one that is rather high. The inlet temperature and pressure are …

1. The output frequency of a half-wave rectifier is: a. twice the input frequenc

1. The output frequency of a half-wave rectifier is: a. twice the input frequency b. half the input frequency c. equal to the input frequency d. for times the input frequency 2. M…

1. The outside mirror on the passenger side of a car is convex and has a focal l

1. The outside mirror on the passenger side of a car is convex and has a focal length of -4.2 m. Relative to this mirror, a truck traveling in the rear has an object distance of 1…

1. The pasco rotational motion apparatus isused to measure the moment of inertia

1. The pasco rotational motion apparatus isused to measure the moment of inertia for a ring. The step pulleydiameter is 3.60 cm. The innter diameter of the ring is 11.321 cmwhile …

1. The pasco rotational motion apparatus isused to measure the moment of inertia

1. The pasco rotational motion apparatus isused to measure the moment of inertia for a ring. The step pulleydiameter is 3.60 cm. The innter diameter of the ring is 11.321 cmwhile …

1. The period of an electrocardiogram (EKG) signal can vary from 20 beats per mi

1.     The period of an electrocardiogram (EKG) signal can vary from 20 beats per minute (bpm) to several hundred bpm. What would be the minimum sample rate needed to adequately a…

1. The period of oscillation of a sinusoidal signal is T=(61±8) ms. What is the

1. The period of oscillation of a sinusoidal signal is T=(61±8) ms. What is the uncertainty on the frequency? 2. The period of oscillation of a sinusoidal signal is T=(84±4) ms. W…

1. The plans for a small community hospital call for two X-ray rooms. The estima

1. The plans for a small community hospital call for two X-ray rooms. The estimated patient load for each room is 15 patients per day, and each patient will average three films ta…

1. The plates of a parallel-plate capacitor are 5 mm apart. The area of each pla

1. The plates of a parallel-plate capacitor are 5 mm apart. The area of each plate is 102x10^-4 m^2. A potential difference of Vo= 75V is applied between the plates. The plates ar…

1. The plot below is called a phase plot. Velocity, Kinetic, Potential, and Tota

1. The plot below is called a phase plot. Velocity, Kinetic, Potential, and Total Energies are all plotted against the position. You can see that the position (horizontal axis) ra…

1. The population of a city is shown below in a graph plotted vs. year in linear

1. The population of a city is shown below in a graph plotted vs. year in linear & log scales. (a) The gain is defined as Gain = 10 Log[x/200,000], how many dB/decade is the p…

1. The population of a city is shown below in a graph plotted vs. year in linear

1. The population of a city is shown below in a graph plotted vs. year in linear & log scales. (a) The gain is defined as Gain = 10 Log[x/200,000], how many dB/decade is the p…

1. The position of a particle movving along the x-axis depends on the time accor

1. The position of a particle movving along the x-axis depends on the time according to the equation x = ct2 - bt3, where x is in meters and t in seconds. What are the units of (a…

1. The position vector of a particle is directed along the positive y axis. What

1. The position vector of a particle is directed along the positive y axis. What is the direction of the net force acting on the particle if the net torque is directed along the n…

1. The potential at a point in space is, 8.3V, the potential at a point 14.6cm a

1. The potential at a point in space is, 8.3V, the potential at a point 14.6cm away from the first is 9.4V. Calculate the electric field strength between Ans: E = 7.531m 2. The pr…

1. The potential difference from a point A to a point B in a uniform electric fi

1. The potential difference from a point A to a point B in a uniform electric field is positive if a)Actually, the potential difference will be zero. b)The electric field vectors …

1. The potential difference from a point A to a point B in a uniform electric fi

1. The potential difference from a point A to a point B in a uniform electric field is positive if a)Actually, the potential difference will be zero. b)The electric field vectors …

1. The potential energy due to gravitation is V(h)=mgh. Consider the problem of

1. The potential energy due to gravitation is V(h)=mgh. Consider the problem of a ball of mass rolling on a one-dimensional hill that is described by the equation , h=(x-5)^2 wher…

1. The potential energy of a system of two particles separated by a distance r i

1. The potential energy of a system of two particles separated by a distance r is given by the equation below, where A is a positive constant. U(r) = (A)/(r^11) Find the radial fo…

1. The potential energy of a system of two particles separated by a distance r i

1. The potential energy of a system of two particles separated by a distance r is given by the equation below, where A is a positive constant. U(r) = (A)/(r^11) Find the radial fo…

1. The potential energy stored in the compressed spring of a dart gun, with a sp

1. The potential energy stored in the compressed spring of a dart gun, with a spring constant of 27.00 N/m, is 0.520 J. Find by how much is the spring is compressed. 2. A 0.070 kg…

1. The potential energy stored in the compressedspring of a dart gun, with a spr

1. The potential energy stored in the compressedspring of a dart gun, with a spring constant of 60.00 N/m, is 1.260J. Find by how much is the spring is compressed. 2. A 0.170 kg d…

1. The potentialenergy of an object constrained to the x axis is givenby U ( x )

1.      The potentialenergy of an object constrained to the x axis is givenby U(x) = 3x2 –2x3, where U is in joules andx is in meters. (a) Determine the force Fx associated with t…

1. The power contained in a sinusoidal current signal with an amplitude of 6 and

1. The power contained in a sinusoidal current signal with an amplitude of 6 and a frequency of 6 Hz flowing through a resistance of 1 ohm is: A. 36 watts b. 18 volts squared seco…

1. The power contained in a sinusoidal current signal with an amplitude of 6 and

1. The power contained in a sinusoidal current signal with an amplitude of 6 and a frequency of 6 Hz flowing through a resistance of 1 ohm is: A. 36 watts b. 18 volts squared seco…

1. The power radiated from the sun lands on earth with a maximum flux of about 1

1. The power radiated from the sun lands on earth with a maximum flux of about 1 kW/m2. a) The monkey is 10 m away. What radius should you make the mirror to maximize intensity on…

1. The power station is characterized by long life a) wind turbine b) gas turbin

1. The power station is characterized by long life a) wind turbine b) gas turbine c) hydroelectric d Solar 2. The power generation is typically done at voltage between a) 2.4 kV 6…

1. The premise that present-day processes have operated throughout geologic time

1. The premise that present-day processes have operated throughout geologic time is the principle of a. Organic evolution b. Plate tectonics c. Uniformitarianism d. Geological tim…

1. The pressure in the atmosphere is not constant, but fluctuates as the weather

1. The pressure in the atmosphere is not constant, but fluctuates as the weather changes. If the pressure outside a window drops by 4% while the pressure inside does not change, w…

1. The primary coil of a transformer makes 240 turns around the iron core and th

1. The primary coil of a transformer makes 240 turns around the iron core and the secondary coil of that transformer makes 80 turns. If the primary voltage is 120V, what is the se…

1. The primary motivation for using an istegralarassrtoabs Fe Transforms, as com

1. The primary motivation for using an istegralarassrtoabs Fe Transforms, as compared to solving 00sdirectly in the tinve das.ist pent domain All of the abese 2. The superposition…

1. The primary motivation for using an istegralarassrtoabs Fe Transforms, as com

1. The primary motivation for using an istegralarassrtoabs Fe Transforms, as compared to solving 00sdirectly in the tinve das.ist pent domain All of the abese 2. The superposition…

1. The problem statement, all variables and given/known data 2. Relevant equatio

1. The problem statement, all variables and given/known data 2. Relevant equations H=p12/2m+p22/2m 3. The attempt at a solution Since they are electrons, they are spin 1/2 particl…

1. The problem statement, all variables and given/known data A particle is in a

1. The problem statement, all variables and given/known data A particle is in a 1D box of length L on x-axis with0<x<L. What is the shift in the energy of the energy ofeach …

1. The problem statement, all variables and given/known data Combine dP/dz=-?gp/

1. The problem statement, all variables and given/known data Combine dP/dz=-?gp/RT and the vapor pressure to find the rate dT/dz for the change in the boiling temperature of water…

1. The problem statement, all variables and given/known data Consider the semi-i

1. The problem statement, all variables and given/known data Consider the semi-infinite square well given by V(x) = -V0 < 0 for 0? x ? a and V(x) = 0 for x > a. There is an …

1. The problem statement, all variables and given/knowndata A 5kg box is started

1. The problem statement, all variables and given/knowndata A 5kg box is started at the top of a spiral slide at t=0 with aspeed of 15m/s. The spiral has a radius, r=2m, and it's …

1. The problem statement, all variables and given/knowndata A solenoid has N1 tu

1. The problem statement, all variables and given/knowndata A solenoid has N1 turns, radius R1, and length L. It is so longthat its magnetic field is uniform nearly everywhere ins…

1. The problem statement, all variables and given/knowndata Problem 1. A block h

1. The problem statement, all variables and given/knowndata Problem 1. A block having mass m and charge +Q is connected toan insulating spring havingforce constant k. The block li…

1. The product of the magnitude of one charge of the dipolar distribution and th

1. The product of the magnitude of one charge of the dipolar distribution and the distance between the charges is called? A. the dipole moment B. the Debye constant C. the electri…

1. The program starts by printing your name with an end sign \">\". For example,

1. The program starts by printing your name with an end sign ">". For example, "FirstName LastName >"; 2. No matter what an input line is, the program print: "Do you want to…

1. The program starts by printing your name with an end sign \">\". For example,

1. The program starts by printing your name with an end sign ">". For example, "FirstName LastName >"; 2. No matter what an input line is, the program print: "Do you want to…

1. The program starts by printing your name with an end sign \">\". For example,

1. The program starts by printing your name with an end sign ">". For example, "FirstName LastName >"; 2. No matter what an input line is, the program print: "Do you want to…

1. The program starts by printing your name with an end sign \">\". For example,

1. The program starts by printing your name with an end sign ">". For example, "FirstName LastName >"; 2. No matter what an input line is, the program print: "Do you want to…

1. The projection lens in a certain slide projector is a single thin lens. A sli

1. The projection lens in a certain slide projector is a single thin lens. A slide 23.6 mm high is to be projected so that its image fills a screen 1.82 m high. The slide-to-scree…

1. The questions relate to the following data for a completely mixed activated s

1. The questions relate to the following data for a completely mixed activated sludge system Qin 5MGD (flow from primary) CMFR volume- 4.5 MG BOD in WW from primary treatment BODi…

1. The radiant of a meteor shower is a. the apparent vanishing point of the para

1. The radiant of a meteor shower is a. the apparent vanishing point of the parallel orbital paths of meteoroids b. the location at which a meteor explodes in the atmoshpere. c. t…

1. The radiant of a meteor shower is a. the apparent vanishing point of the para

1. The radiant of a meteor shower is a. the apparent vanishing point of the parallel orbital paths of meteoroids b. the location at which a meteor explodes in the atmoshpere. c. t…

1. The radioactive isotope of lead, Pb-209, decays at a rate proportional to the

1. The radioactive isotope of lead, Pb-209, decays at a rate proportional to the amount present at time t and has a half-life of 3.3 hours. If 1 gram of this isotope is present in…