Engineering analysis

1) how is change in velocity shown on a position vs time graph? 2) how is change

1) how is change in velocity shown on a position vs time graph? 2) how is change in velocity shown on a velocity vs time graph? 3) how is change in velocity shown an acceleration …

1) how is change in velocity shown on a position vs time graph? 2) how is change

1) how is change in velocity shown on a position vs time graph? 2) how is change in velocity shown on a velocity vs time graph? 3) how is change in velocity shown an acceleration …

1) how many moles of gas are in the sample? 2) what is the temperature of the ga

1) how many moles of gas are in the sample? 2) what is the temperature of the gas at point b? 3) what is the work done by gas during the complete cycle? 4) how much heat was added…

1) how to design isolator with the customer requirement with the data given abov

1) how to design isolator with the customer requirement with the data given above? A shipping company need to design an umdamped isolator, for a printed circuit board. The mass of…

1) i) Two insulated long, straight wires cross each other at right angle, and ea

1) i) Two insulated long, straight wires cross each other at right angle, and each carries the same current I. Which of the following statements is true regarding the total magnet…

1) if / else if and case statements should have a default assignment that will e

1) if / else if and case statements should have a default assignment that will execute if             none of the previous conditions are satisfied. What will happen if the defaul…

1) if a positively charged particle q and mass m is placed and released from res

1) if a positively charged particle q and mass m is placed and released from rest at point p . what will be the speed after a long time after the release ? 2) what is the work nee…

1) if all the heat lost by 2.0 kg of water at 0 degrees celsiuswhen it turns int

1) if all the heat lost by 2.0 kg of water at 0 degrees celsiuswhen it turns into ice at 0 degrees celsuis could turn into kineticenergy, what would be the speed of the ice? 2) a …

1) if the theoretical value of a quantity is 3.142 and the calculated value is 3

1) if the theoretical value of a quantity is 3.142 and the calculated value is 3.146, what is the percent error? 2) In an experiment to measure the value of pi, the following resu…

1) in a vacuum the velocity of all electromagnetic waves is c, what is the veloc

1) in a vacuum the velocity of all electromagnetic waves is c, what is the velocity in a substance with an index of refraction=1.24 ? if the wavelength of air was 500nm what is th…

1) in getting ready to slam-dunk the ball, a basketball player starts from rest

1) in getting ready to slam-dunk the ball, a basketball player starts from rest and sprints to a speed of 6.0m/s in 1.5 s. assuming that the player accelerates uniformly, determin…

1) in which diagram(s) does the ammeter correctly measure the current through th

1) in which diagram(s) does the ammeter correctly measure the current through the battery ? 2) In which diagram is the current through the battery nearly zero? 3) In which diagram…

1) induced emf calculations: I) a solid metal object with dimensions 10cmX2cmX6c

1) induced emf calculations: I) a solid metal object with dimensions 10cmX2cmX6cm (into the page) is moving with a speed of 4m/s through a region where there is a uniform 0.02T ma…

1) is it possible for a charged particle to move through a magnetic field withou

1) is it possible for a charged particle to move through a magnetic field without experiencing a force due to magnetism?   2) is it possible for a charged particle to be at rest i…

1) is not -5.324E6 A point charge q,--5.3 is located at the center of a thick co

1) is not -5.324E6 A point charge q,--5.3 is located at the center of a thick conducting shell of inner radius a 2.1 cm and outer radius b = 4.2 cm, The conducting shell has a net…

1) jar tests were perfomed on untreated river water. an optimum dose of 12.5 mg/

1) jar tests were perfomed on untreated river water. an optimum dose of 12.5 mg/L of alum was determined. determine the amount of natural alkalinity(mg/L as CaCO3) consumed. if 50…

1) let V be the vector space of all continuous functions on the interval [0,1] a

1) let V be the vector space of all continuous functions on the interval [0,1] and let Wa := {f ? V : f(1) + f(0) = a} ? V. Find the values of the parameter 'a' for which Wa is a …

1) memoryless 2) time invariant 3)Linear 4) casual 5)stable Detemine which of th

1) memoryless 2) time invariant 3)Linear 4) casual 5)stable Detemine which of these properties hold and which do not holdfor each of the following continuous-time systems. justify…

1) more work is required to increasea cars speed from 10.mph to 30mph, than from

1) more work is required to increasea cars speed from 10.mph to 30mph, than from 50.mph to 60mph.... 2) A 1.0kw engine compared to a 0.50kw engine can do twice the amount of work …

1) more work is required to increasea cars speed from 10.mph to 30mph, than from

1) more work is required to increasea cars speed from 10.mph to 30mph, than from 50.mph to 60mph.... 2) A 1.0kw engine compared to a 0.50kw engine can do twice the amount of work …

1) one end of a short aluminum rod is in a campfire and the other end is in a bl

1) one end of a short aluminum rod is in a campfire and the other end is in a block of ice. If 100 J of energy are transferred from the fire to the rod, and if the temperature at …

1) rank each of the scenarios from least to greatest on the basis of the magnitu

1) rank each of the scenarios from least to greatest on the basis of the magnitude of the buoyant force on each of the blocks 2)rank each of the scenarios from least to greatest o…

1) show that the presence of bypass capacitor in the circuit significantly enhan

1) show that the presence of bypass capacitor in the circuit significantly enhances the gain in the mid-band region. In answering you may assume that the bypass capacitor creates …

1) suppose 63 J of heat is added to a 128g piece of aluminumat 25 o C. what is t

1) suppose 63 J of heat is added to a 128g piece of aluminumat 25oC. what is the final temperatureof  aluminum? 2) A 5.0 g lead bullet is fired into a fence post. the initialspeed…

1) the ???????? value of a sine wave is the valueof voltage (or current) at the

1) the ????????   value of a sine wave is the valueof voltage (or current) at the positive or the negative maximum(peak) with respect to zero. 2)the ???????? of a sine wave is an …

1) the quantity 1/2mv2 is ? A:the linear kinetic energy of an object of mass M m

1) the quantity 1/2mv2 is ? A:the linear kinetic energy of an object of mass M moving at speed V. B:the potential energy of an object of mass M moving at speed V. C:the moment of …

1) the ramp is inclined at an angle of ? = 25 degrees. m1 has a mass of 3.7 kg a

1) the ramp is inclined at an angle of ? = 25 degrees. m1 has a mass of 3.7 kg and m2 has a mass of 9.9 kg. The coefficient of kinetic friction between m1 and the surface of the r…

1) the rms value is also referrred to as the ????? value 2)the average ??????? i

1) the rms value is also referrred to as the ?????    value 2)the average ??????? i the total area under the sinewave wave half -cycle divided by he distance in radians of thecurv…

1) the steady flow reversible work equation wrev=-v(P2-P1)-delta pe- delta ke) a

1) the steady flow reversible work equation wrev=-v(P2-P1)-delta pe- delta ke) applies to: a. any substance b. only compressible substance like steel c. only incompressible substa…

1) the steady-flow, reversible work equation wrev=-v(P2-P1)-delta pe-delta ke ap

1) the steady-flow, reversible work equation wrev=-v(P2-P1)-delta pe-delta ke applies to a. any substance b. only compressible substance like steel c. only compressible substances…

1) the sun is located in the disk of the milky way true or false 2) galaxies did

1) the sun is located in the disk of the milky way true or false 2) galaxies didn't begin to form 12 billion years after the big bang why do astronomers think that the universe wi…

1) the two wires shown carry currents of 4.0 amps in the directions shown. Find

1) the two wires shown carry currents of 4.0 amps in the directions shown. Find the net magnetic field at the point P a) 17.3 muT b) 20.0 muT c) 25.9 muT d) 30.0 muT =============…

1) the voltage induced across an inductor by changing magnetic field tends to: a

1) the voltage induced across an inductor by changing magnetic field tends to: a) oppose the current in the inductor b)oppose a change in the current c)oppose the voltage across t…

1) there are three charges close to each other. Calculate the y component of the

1) there are three charges close to each other. Calculate the y component of the electric force experienced by the -2q charge. Enter your answer to the tenth's place. Assume that …

1) this is an open ended question but How many calories do typical people burn w

1) this is an open ended question but How many calories do typical people burn when they run stairs? What is the range of typical values? How much power does a typical person exer…

1) this is an open ended question but How many calories do typical people burn w

1) this is an open ended question but How many calories do typical people burn when they run stairs? What is the range of typical values? How much power does a typical person exer…

1) two blocks, each of mass m=2.80kg are hung from the ceiling of an elevator. I

1) two blocks, each of mass m=2.80kg are hung from the ceiling of an elevator. If the elevator moves with an upward acceleration a of magnitude 1.9m/s^2, find the tensions T1 and …

1) usain bolt just crossed the finish line of the 100 meter race at a speed of 1

1) usain bolt just crossed the finish line of the 100 meter race at a speed of 11.0 m/s. immediately, he begins to slow down at a rate of 2.4 m/s^2. After another two seconds, how…

1) what angle will the ladder make with the horizontal? 2) Now since she has car

1) what angle will the ladder make with the horizontal? 2) Now since she has carefully lowered the ladder down to the botton, she isnt entirely sure if it will hold. Her mass is 4…

1) what are the subscrpts for ? 2) what is the difference between Izz and Ixx ?

1) what are the subscrpts for ? 2) what is the difference between Izz and Ixx ? 3) what is the difference between Iz'z' and Izz? 4) in the last line of the problem 17.4 in the pic…

1) what does diffraction mean? 2) when does diffraction occur ? 3) when looking

1) what does diffraction mean? 2) when does diffraction occur ? 3) when looking at an interference or diffraction pattern, what does an anti-node look like? 4) when looking at an …

1) what is Archimedes principle? 2) why can a helium filled balloon float? 3) Is

1) what is Archimedes principle? 2) why can a helium filled balloon float? 3) Is the buoyant force always directed upward? 4) for a swimmer, is it easier to float in salt water or…

1) what is the particle\'s position at t = 1s ? 2) what is the particle\'s veloc

1) what is the particle's position at t = 1s ? 2) what is the particle's velocity at t = 2s? 4.0 m/s 3) what is the particle's acceleration at t = 1s? 4) what is the particle's po…

1) what is the pressure difference (psi) if a room temperature manometer reads 5

1) what is the pressure difference (psi) if a room temperature manometer reads 50 cm height of water? 2). What is the pressure difference (psi) if room temperature manometer reads…

1) what is the relationship between tangential speed and angular speed? 2) You s

1) what is the relationship between tangential speed and angular speed? 2) You spin a billiards ball. does the edge of the ball or a place inside have the greater tangential veloc…

1) what possible sources of error can you identify for the graphical method of v

1) what possible sources of error can you identify for the graphical method of vector addition? 2) what possivle sources of error can you identify for the analytical method of vec…

1) what quantities are not conserved if any in the experiment that varies elasti

1) what quantities are not conserved if any in the experiment that varies elasticity of collision? 2) What happens to two objects that undergo a perfectly inelastic collision (ie …

1) which equations will be used to solve for the \'x\' and \'y\' motion? 2) List

1) which equations will be used to solve for the 'x' and 'y' motion? 2) List the known and unknown variables in those equations, either giving the values or noting that they have …

1) why do transmission lines use high voltages instead of lower voltages to tran

1) why do transmission lines use high voltages instead of lower voltages to transmit power? 2)  If two cables have the same dimensions and one is aluminum and one is copper, which…

1) why is it beneficial to balance the wheatstone bridge as closely as possible

1) why is it beneficial to balance the wheatstone bridge as closely as possible to the 50-cm mark along the slide wire? (hint : the probe has a finite width and the accuracy of me…